Chief occupation of the authorities of the Catholic Church, of its early Fathers and Doctors, of scriptural specialists, and theologians. Due to their devout as well as scientific labors we have what is called an Introduction to the Bible, treating the inspiration of the Sacred Books, their Canon, their meaning (exegesis) and the rules which guide students in determining this (hermeneutics), as well as the late studies necessitated by the criticism, higher as it is called, of the Sacred Books. See