New Testament supporting the Trinity doctrine in 1 John to have been a later addition. According to Norman Geisler and William Nix, "The New Testament, then, has not only survived in more manuscripts than any other book from antiquity, but it has survived in a purer form than any other great book—a form that is 99.5% pure" The often referred to Interpreter's Dictionary of the Bible, a book written to prove the validity of the New Testament, says: " A study of 150 Greek [manuscripts] of the Gospel of Luke has revealed more than 30,000 different readings... It is safe to say
New Testament text-type" and thought to have included witnesses such as Codex Koridethi and minuscule 565, can today be described neither as "Caesarean" nor as a text-type as was previously thought. However, the Gospel of Mark in Papyrus 45, Codex Washingtonianus and in Family 13 does indeed reflect a distinct type of text. Increasing standardization of distinct (and once local) text-types eventually gave rise to the Byzantine text-type. Since most manuscripts of the New Testament do not derive from the first several centuries, that is, they were copied after the rise of the Byzantine text-type, this form of text is found the