New Testament the Anchor Bible Dictionary), may be the earliest known New Testament canon attributed to mainstream Christianity. It is similar, but not identical, to the modern New Testament canon. The oldest clear endorsement of Matthew, Mark, Luke, and John being the only legitimate gospels was written "circa" 180 AD. A four gospel canon (the "Tetramorph") was asserted by Irenaeus, who refers to it directly in his polemic "Against the Heresies", "It is not possible that the gospels can be either more or fewer in number than they are. For, since there are four zones of the world in which we live,
Jewish–Christian gospels gospels as follows: The Jewish–Christian gospels are known through quotations in the works of the early Church Fathers Clement of Alexandria, Origen, Eusebius, Epiphanius, Jerome and probably Didymus the Blind. These all assumed that only one Jewish Christian gospel existed, although in various versions and languages, which they attributed to well-known sects such as the Ebionites and Nazarenes. The majority of critical scholars have rejected this view and identify at least two and possibly three separate Jewish–Christian gospels. The standard collection of the Jewish–Christian gospels is found in Schneemelcher's "New Testament Apocrypha"; Schneemelcher, following Hans Waitz, groups the extant sayings