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;
Jesus in 1 Timothy 3:16) than the canonical gospels do. In the undisputed Pauline letters, which were written earlier than the gospels, the words or instructions of Jesus are cited several times (1 Corinthians 7:10–11, 9:14, 11:23–25, 2 Corinthians 12:9). Some early Christian groups had separate descriptions of the life and teachings of Jesus that are not included in the New Testament. These include the Gospel of Thomas, Gospel of Peter, and Gospel of Judas, the Apocryphon of James, and many other apocryphal writings. Most scholars conclude that these are written much later and are less reliable accounts than the canonical