Martin Noth books from Joshua to Kings did not explain the facts, and instead proposed that they formed a unified "Deuteronomic history", the product of a single author working in the late 7th century. Noth also published commentaries on all the five books of the Pentateuch: Genesis, Exodus, Leviticus, Numbers, and Deuteronomy. Noth considered that the book of Deuteronomy was more closely related to the following books of Joshua, Judges, Samuel, and Kings (the Deuteronomistic History), thus he preferred the term Tetrateuch to refer to the first four books of the Old Testament. Martin Noth Martin Noth (3 August 1902 – 30
Development of the Old Testament canon "Apocrypha" ("hidden"). To counter Luther's "heresy", the fourth session of the Catholic Council of Trent in 1546 confirmed that the deuterocanonical books were equally authoritative as the protocanonical in the Canon of Trent in the year Luther died. Following Jerome's "Veritas Hebraica" (truth of the Hebrew) principle, the Protestant Old Testament consists of the same books as the Hebrew Bible, but the order and division of the books are different. Protestants number the Old Testament books at 39, while the Hebrew Bible numbers the same books as 24. The Hebrew Bible counts Samuel, Kings, and Chronicles as one book each,