Note 2567 — Chapter XXVII · OTHER EARLY MEDIEVAL LEARNING: BOETHIUS, ISIDORE, BEDE, GREGORY THE GREAT
Reading edition
Indeed, Differentiarum, II, 39, he defines astrology as he had astronomy in Etymol., III, 27. In Etymol., III, 25, he ascribes the invention of astronomy to the Egyptians and that of astrology to the Chaldeans.