Gospel of Matthew in Jesus' lifetime on earth, at his baptism and transfiguration. Matthew and Luke go back further still, showing Jesus as the Son of God from his birth. Matthew more than all the other gospels identifies how his coming to earth was the fulfillment of many Old Testament prophecies. Finally John calls God the Word (Jesus) pre-existent before creation, and thus before all time. Matthew is a creative reinterpretation of Mark, stressing Jesus' teachings as much as his acts, and making subtle changes in order to stress his divine nature: for example, Mark's "young man" who appears at Jesus' tomb becomes
Development of the New Testament canon present in none of these texts. The narrative mainly follows the chronology of John. This is called the Diatessaron ("(Harmony) Through Four") and it became the official Gospel text of the Syraic church, centered in Edessa. Irenaeus of Lyons referred directly to a defined set of four gospels (the "Tetramorph"), "c". 180. In his central work, "Adversus Haereses" Irenaeus denounced various early Christian groups that used only one gospel, such as Marcionism which used only Marcion's version of Luke, or the Ebionites which seem to have used an Aramaic version of Matthew, as well as groups that used more than