Development of the New Testament canon day called that of the sun" (Sunday) alongside the "writings of the prophets." A defined set of four gospels (the "Tetramorph") was asserted by Irenaeus, "c". 180, who refers to it directly. By the early 3rd century, Origen may have been using the same twenty-seven books as in the present New Testament canon, though there were still disputes over the acceptance of the Letter to the Hebrews, James, II Peter, II John, III John, Jude and Revelation, known as the Antilegomena. Likewise, the Muratorian fragment is evidence that, perhaps as early as 200, there existed a set of Christian writings
Rossano Gospels small Old Testament prophet portraits below, prefiguring and pointing up to events described in the New Testament scene above. The now incomplete codex contains the text of the Gospel of Matthew and the majority of the Gospel of Mark, with only one lacuna (Mark 16:14-20). Probably it had companion second volume which is apparently lost. Like the Vienna Genesis and the Sinope Gospels, the Rossano Gospels are written in silver ink on purple dyed parchment. The large ( by ) book has text written in a square block with two columns of twenty lines each. There is a prefatory cycle