Why Does It Matter Which Gospel Came First?

The answer might change everything you thought you knew about how the story was built.

Most people who grew up with Christianity were never told that the four Gospels were not written at the same time, by the same kinds of people, for the same reasons. They sit together in the New Testament as though they are four windows onto the same event — four independent witnesses giving their accounts of the life, death, and resurrection of Jesus.

That picture is wrong. And the way it is wrong matters enormously.

A Problem That Took Centuries to Notice

For most of Christian history, Matthew was assumed to be the oldest Gospel. It came first in the canon, it was attributed to an actual apostle, and it had the most complete and orderly narrative. Mark, by contrast, was considered something of a rough draft . It was shorter, more abrupt, stylistically clumsy. Augustine, writing in the fifth century, described Mark as little more than Matthew's "lackey and abbreviator." A condensed version of the real thing.

It took until the nineteenth century for scholars to turn that assumption completely on its head.

The breakthrough came through careful, painstaking comparison of the texts. Scholars noticed something that is obvious once you see it, but invisible until you look for it: almost everything in Mark appears in Matthew and Luke, often in the same order, frequently in the same words. When Mark, Matthew, and Luke all describe the same scene, they track together with extraordinary consistency. But when Matthew and Luke diverge from each other, they almost always diverge at precisely the points where they diverge from Mark.

This is not what independent witnesses look like. This is what copying looks like.

The conclusion reached by the vast majority of scholars, and it is one of the most firmly established findings in biblical scholarship, is that Mark was written first, and that Matthew and Luke both used it as a primary source. They did not simply borrow from it. They built on it, expanded it, corrected it, and in some cases quietly removed things that made them uncomfortable.

What Mark Does Not Contain

This is where it starts to become genuinely unsettling.

Mark has no birth narrative. There are no shepherds, no magi, no star over Bethlehem, no manger. The story of the virgin birth. This is the story most people would name first if asked what Christianity teaches. The virgin birth is entirely absent from the oldest Gospel. It appears in Matthew, and in a different form in Luke. Both of them added it to Mark's framework. It was not there to begin with.

Mark also ends, in its oldest manuscripts, at chapter 16, verse 8. The women arrive at the empty tomb, they are told that Jesus has risen, and then — in the original — they flee in terror and say nothing to anyone. That is it. The longer ending of Mark, the one with resurrection appearances and the Great Commission, was added later by a different hand. The scholars are not divided on this. The manuscript evidence is clear.

The Jesus of Mark is also a noticeably different figure from the Jesus of the later Gospels. He is more urgent, more human, more emotionally raw. He expresses frustration. He is sometimes unable to perform miracles. He asks questions that seem to express genuine uncertainty. The Greek word euthys "immediately" appears more than forty times in Mark's sixteen chapters. Everything happens at once, under pressure, in motion. There is little of the measured, authoritative Jesus who delivers long discourses in Matthew or the philosophically elevated "Word made flesh" of John.

The Question That Does Not Go Away

If Mark came first, and if Matthew and Luke are expansions of Mark rather than independent accounts, then the four Gospels are not four separate voices. They are, in significant part, one voice copied and developed over several decades. The independent testimony we might have hoped for collapses into something more complicated.

And that raises a question that anyone reading honestly has to sit with: what drove those expansions? What did the later writers feel needed to be added, clarified, or changed? Why did they keep certain things and quietly drop others? Who were they writing for, and what did those audiences need the story to say?

These are not hostile questions. They are the questions of someone trying to understand how a document works. How a tradition forms, how a community shapes, and is shaped by, the texts it holds sacred.

What the Next Book Is About

My next book, (provisionally called) Who Wrote the Story?, is an attempt to follow those questions wherever they lead.

It is not a book that begins from scepticism and works toward a predetermined conclusion. It is a book that begins from curiosity, the same curiosity that led me to The Uncomfortable Bible, the same honest-reading approach that I believe is the only one worth taking.

Markan priority is where it starts, because it is the thread that, once pulled, unravels a great deal of what most people assume about the Gospels. But it is only the beginning. There is the question of when each Gospel was written and what was happening in the world when it was. There is the question of who wrote them and what we actually know about that. There is the question of the texts that did not make it into the canon — and who decided, and when, and why.

The story of how Christianity's foundational documents came to be is one of the most compelling stories in all of human history. It involves communities under pressure, competing visions of who Jesus was, and centuries of careful institutional management of what counted as true.

It deserves to be told plainly, without the reverence that distorts and without the contempt that dismisses.

That is what I am trying to do.

James Stewart is the author of The Uncomfortable Bible: An Honest Reading of a Difficult Book. His new book on the formation of the Gospels and the Christian canon is forthcoming.