Porphyry attacked especially the sacred books of the Christians, with more knowledge than Celsus. He endeavored, with keen criticism, to point out the contradictions between the Old Testament and the New, and among the apostles themselves; and thus to refute the divinity of their writings. He represented the prophecies of Daniel as vaticinia post eventum, and censured the allegorical interpretation of Origen, by which transcendental mysteries were foisted into the writings of Moses, contrary to their