Books of the Bible of Christian Bibles is called the Old Testament, which contains, at minimum, the above 24 books but divided into 39 books and ordered differently. The Catholic Church and Eastern Christian churches also hold that certain deuterocanonical books and passages are part of the Old Testament canon. The second part is the New Testament, containing 27 books; the four Canonical gospels, Acts of the Apostles, 21 Epistles or letters and the Book of Revelation. The King James Bible—which has been called "the most influential version of the most influential book in the world, in what is now its most influential language"
Bible translations in the Middle Ages full or partial translations into a vernacular language were uncommon until the Late Middle Ages and the Early Modern Period. The books of the Bible were not originally written in Latin. The Old Testament was written in Hebrew (with some parts in Greek and Aramaic) and the New Testament in Greek. The Septuagint, still used in the Greek Orthodox church, is a Jewish translation of the Old Testament into Koine Greek completed in the 1st century BC in Alexandria for Jews who spoke Greek as their primary language. The whole Christian Bible was therefore available in Koine Greek by about