Cyril of Alexandria (ca. 376-444) is best known for his defense of orthodoxy at the time of the Nestorian controversy over the nature of Christ. However, by far the larger part of Cyril's literary output consisted of commentaries on books of both Old and New Testaments, written before the Christological debate was sparked off in 428. One of these works, of major proportions, was the so-called Glaphyra ("elegant comments") on the Pentateuch. This...