Zohar abstract concepts that are never completely expressed. The earlier part of the Zohar, also known as "Zohar 'Al haTorah" (Zohar on the Torah, זוהר על התורה) or "Midrash Rashbi", contains several smaller "books", as described below. This book was published in three volumes: Volume 1 on "Bereishit" (Genesis), Volume 2 on "Shemot" (Exodus) and Volume 3 on "Vayikra, Bamidbar and Devarim" (Leviticus, Numbers, and Deuteronomy). At the start of the first volume is printed a "Preface to the Book of the Zohar" (pages 1a to 14b). After this introduction is the Zohar's commentary on most of the parashahs of the
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,