For inquirers, catechumens, and anyone who has stood in the back

The Divine Liturgy Explained

Being Lost In The Liturgy Is Not A Failure.
It Is The Beginning.

A priest walks you straight through the Divine Liturgy, in order, in plain English. From the prayers said in an empty church before you arrive, to the bread placed in your hand at the end.

The Divine Liturgy Explained, by Rev. Father Don Purdum

Instant download · 260 pages · 37 chapters · Read on any device

You have been standing in the back for a few weeks now.

Long enough to notice that everyone else seems to know when to stand.

They cross themselves at moments you cannot predict. They answer things you did not know had answers. Somewhere behind a painted wall a man is saying words you cannot quite hear, and the whole room says Amen, and you are half a beat behind every single time.

And the first Sunday, you walked out the door not knowing whether you had just been bored or undone.

I have been all four of the people who read this book.

The visitor in the back. The catechumen six weeks in, with a list of questions that kept getting longer. The man who had been in the Church for years before anybody sat him down and told him why. And the Christian from another tradition who walked in out of curiosity and walked back out unsettled.

So let me tell you the most important thing in this book before you decide whether to buy it.

You do not have to understand the Divine Liturgy to be inside it.

Some of the holiest people I have ever known could not have explained the Great Entrance to you. They stood there, Sunday after Sunday, and let it do its work on them.

That is not a consolation prize. It is how the service was built. It was assembled over two thousand years by people who assumed you would be there for the rest of your life, and they paced it accordingly. You are not behind. There is no schedule.

But there is a difference between being carried and being confused.

And most people never get handed the one thing that would close that gap. Not a degree in theology. Just somebody walking beside them saying: that thing that just happened, here is what it was, and here is where it came from.

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There Is A Whole Service You Have Never Seen

A loaf of prosphora bread sealed with IC XC NIKA, beside the liturgical lance
The loaf, the seal, and the lance. All of this happens before you find a parking space.

Here is one example, and it is the chapter I most want you to read.

Long before you park the car, your priest is already serving.

Not setting up chairs. Serving. A complete rite, with its own prayers and its own knife, at a small table in the corner of the altar, while you are still looking for your keys.

He takes a loaf of bread that somebody in your parish baked in her own kitchen on Saturday. He takes up a small blade shaped like a spear. And he begins to cut.

Then he places a particle beside it for the Mother of God. Then nine more for the ranks of the saints.

And then he starts on the names.

Every name anybody handed in. Every scrap of paper left at the candle desk. The living on one side, the departed on the other. A crumb of bread cut out and placed on that plate for each one.

He puts himself on last.

By the end there is one small dish holding Christ in the center, His Mother at His right hand, the apostles and martyrs arrayed at His left, and spread out beneath them in two crowded rows, the living and the dead of one ordinary parish. Your mother who is sick. The baby born last week. The man from your parish who died in March. The friend who will not speak to you.

All of it on one plate. All of it touching.

And at the end of the Liturgy, every one of those crumbs is swept off that plate into the chalice.

You have almost certainly been standing in the building while that happened, week after week. And nobody ever mentioned that you were allowed to put a name on it.

That is one chapter. There are thirty-seven.

It Walks Through The Service In The Order You Live It

From the prayers in the empty church, to the first sentence out of the priest's mouth, to the coffee in the parish hall afterward.

Read one chapter on a Saturday night. Walk in the next morning knowing exactly what you are about to see.

And every chapter ends the same three ways.

Going Deeper

For the reader who wants the manuscripts and the arguments. Skip these entirely on your first pass. They will wait.

In Your Parish

Because your parish may not do what this book describes, and that does not mean either of you is wrong. Greek and Slavic practice genuinely differ. The book tells you exactly where, so you stop worrying that somebody is doing it wrong.

Notice This Next Sunday

One thing. Just one. Take it with you to church.

A Few Of The Things You Will Find Out

  • Why the priest is not turning his back on you. He is facing the same direction you are, and once you see the pattern, the whole geography of the room opens up.
  • The hymn many Orthodox Christians call the most beautiful moment of the service was commissioned in 573 to cover a long walk across a room. Why that is not a disappointment, and what it tells you about how God works with people.
  • What the deacon means when he calls out the doors, the doors. It was a real instruction, to real men, at real doors. Nobody has needed to obey it since the fourth century, and the Church kept saying it anyway.
  • The moment in the central prayer where the Church remembers the Second Coming, in a list of things that have already happened. That is not a slip of the pen, and the reason it is not is the entire theology of the Eucharist in one clause.
  • Two words in the prayer over the gifts that almost nobody notices, which mean the Liturgy is doing something to the people in the room and not only to the bread.
  • Why the communion spoon carries the same Greek name as the tongs that carried a burning coal in Isaiah's temple.
  • What the empty chair behind the altar table is for, and why the priest will not sit in it.
  • Why the very last prayer of the Liturgy is prayed out in the open, standing among the people, instead of behind the screen.
  • What let us depart in peace is actually telling you to do. It is not an announcement that the service has ended.
  • Whether you may receive communion, answered straight, along with the one thing at the end of the service that is for absolutely everybody in the building.
A bronze Orthodox censer resting on stone, incense smoke rising in a shaft of light

Who This Was Written For

You are standing in the back

At your third Liturgy, wondering when everyone else learned the choreography. Start with the practical chapter. It answers the questions people are too embarrassed to ask out loud.

You are a catechumen

Six weeks in, with a good priest and a list of questions that keeps getting longer. This is the walkthrough that lets you spend your questions on better things.

You have been Orthodox your whole life

And nobody ever sat you down and told you why. Most readers in this position say the chapter on the preparation is the one that undid them.

You came from another tradition

Baptist, Methodist, Catholic, nondenominational, none of the above. You stood there for ninety minutes in a cloud of incense and came out not knowing what had happened to you.

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One Promise, And One Warning

I am not going to try to talk you into anything.

If you are reading this from outside the Church, you will find no argument in these pages designed to close on you. You came here curious. That is enough. My job is to tell you what is happening and why, as plainly and as honestly as I know how, and then to get out of the way.

And I am not going to hand you a story about a service that fell out of heaven in its finished form.

The book tells you where things actually came from. Including the parts that began as a practical solution to a practical problem. Including the parts that cost people their lives.

You will meet the Russian Christians who went into the fire rather than change how many fingers they crossed themselves with. You will meet the oldest church handbook we possess, which vanished for seventeen centuries and turned up in 1873 because a bishop was cataloguing a library and doing paperwork.

Sooner or later somebody is going to tell you that the hymn you love was added in 573. I would rather you heard it from me.

It is not a scandal. It is one of the most beautiful things about the Liturgy.

A Byzantine Orthodox church at sunrise, its domes facing the rising sun
The building leans toward the sunrise, waiting. There is a chapter on why.
The Divine Liturgy Explained, by Rev. Father Don Purdum

The Divine Liturgy Explained

Instant digital download

$10.97

260 pages · 37 chapters · 6 parts

  • The whole service walked through in order, from the prayers before you arrive to the bread at the end.
  • An outline of the entire Liturgy you can print and carry into church with you.
  • A plain table of where Greek and Slavic practice differ, so you can stop guessing.
  • A glossary with a pronunciation for every word a newcomer would not know.
  • Three chapters on where the Liturgy came from, told honestly.

Delivered as a PDF immediately after checkout.

If the book doesn't help you, reply to any email and I'll refund you. No questions, no forms.

Honest answers

Before You Buy Your Copy

I am not Orthodox. Will this be hostile to me?

No. A good deal of the book is written directly to you, and it was written by somebody who spent years in churches where worship happened at the front for people seated in rows. I do not mock any tradition in these pages, and where Orthodox practice will feel strange or even hard, I say so plainly instead of talking around it.

Is it too early if I have never been to a Liturgy?

It may be the best possible time. There is a full practical chapter on what happens in the building. What time to arrive, how to cross yourself, what to wear, what to do with your hands, whether you can sit, whether you can leave early. For most people the unknown is the obstacle, and removing it is what gets them through the door.

Which jurisdiction is this written for?

All of them, and none of them exclusively. The book says up front that there is no single English text and no single practice. Every chapter carries a short section on what varies and where, and there is a table in the back comparing Greek and Slavic practice side by side. This book orients you. Your priest gets you home.

I have been Orthodox my whole life. Is there anything in here for me?

Probably more than you would expect. Most cradle Orthodox readers have never been told what happens at the preparation table before they arrive, or why their bishop's name is spoken in the middle of the great prayer, or what the empty chair is for. And it is written to be handed to somebody you have been quietly praying for.

Is this a theology book?

Not primarily. There is real theology in it, because the service is carrying real theology. But every piece of it is answering a question somebody actually asked while standing in a church. If you want the argument and the manuscripts, they are there in the Going Deeper sections, and you are free to skip every one of them.

Do I have to read it in order?

No. If you want to go straight to the chapter on receiving communion, go. I ask one thing, which is that you read it slowly. Take a chapter, sit with it, and let it work on you before you move to the next one.

How is it delivered?

Digitally, as a PDF, immediately after checkout. You will also get an email with the link so you can come back to it. Read it on your phone, your tablet, or your computer, or print it. The outline in the back is meant to be printed and carried into church.

Will it tell me whether I can receive communion?

Yes, straight, in its own chapter, including the reasoning and the part that stings. It also tells you about the one thing at the end of every Liturgy that is genuinely for everybody in the building, whoever you are and wherever you are in this.

About the author

Rev. Father Don Purdum

Fr. Don is an Orthodox priest who spends much of his week sitting across from people exactly where you are. Curious, uncertain, and carrying questions they have not said out loud yet.

He wrote this book because he kept answering the same ones, and because the answers were not written down anywhere a newcomer could find them.

He is also honest in print about getting it wrong himself. There is a line in the practical chapter where he tells you he crossed himself incorrectly for months, and that the Lord is not keeping score on your elbows. He kept a glossary at hand for years. He says so on the page.

Beeswax candles burning in a brass sand tray

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There Is A Building Near You Where This Happens On Sunday

Everything in these pages is a map, and I have tried to make it an honest one. Including the parts where the Church argues with herself, and the parts nobody has settled.

But a map is not a country.

This Sunday morning a priest is going to stand up and say a sentence that Christians have been saying since before there were Christians in your language. The book is here so that when he says it, you know what is starting.

You do not have to understand the Divine Liturgy to be inside it.

It is just better when somebody tells you what is happening.

Instant download · 260 pages · Read on any device

If the book doesn't help you, reply to any email and I'll refund you. No questions, no forms.

© 2026 Fr. Don Purdum · faithandtrust.org