These "great things" are both "flatteries" of men, and "marvelous things against the God of gods" (Daniel 11:32,36).

Source:

KJV Defenders Study Bible, by Dr. Henry Morris, Ph.D.
Publisher: Thomas Nelson
Language: English
DEF 10 ISBN 0-529-10444-x
DEF 10-1 ISBN 0-529-10445-8