EASTON’S BIBLE DICTIONARY (1897 EDITION)
Astrologer – (Dan. 1:20; 2:2, 10, 27, etc.) Heb. ‘ashshaph’, an enchanter, one who professes to divine future events by the appearance of the stars.
This science flourished among the Chaldeans.
It was positively forbidden to the Jews (Deut. 4:19; 18:10; Isa. 47:13).