Categories of New Testament manuscripts text (i.e. the four Gospels combined into a single narrative). Categories of New Testament manuscripts New Testament manuscripts in Greek are categorized into five groups, according to a scheme introduced in 1981 by Kurt and Barbara Aland in "The text of the New Testament". The categories are based on how each manuscript relates to the various text-types. Generally speaking, earlier Alexandrian manuscripts are category I, while later Byzantine manuscripts are category V. Aland's method involved considering 1000 passages where the Byzantine text differs from non-Byzantine text. The Alands did not select their 1000 readings from all of the NT books;
New Testament among Protestants when referring to those books found in the Christian Old Testament although not in the Jewish Bible, modern scholars began to refer to these works of early Christian literature not included in the New Testament as "apocryphal", by which was meant non-canonical. Collected editions of these works were then referred to as the "New Testament apocrypha". Typically excluded from such published collections are the following groups of works: The Apostolic Fathers, the 2nd-century Christian apologists, the Alexandrians, Tertullian, Methodius of Olympus, Novatian, Cyprian, martyrdoms, and the Desert Fathers. Almost all other Christian literature from the period, and sometimes