Simon: This Simon was probably, as several learned men suppose, the same who is mentioned by Josephus, as persuading Drusilla to leave her husband, and live with Felix.
believed: Acts 8:21; Psalms 78:35-37, Psalms 106:12-13; Luke 8:13; John 2:23-25, John 8:30-31; James 2:19-26
and wondered: Acts 3:10, Acts 13:44; Habakkuk 1:5; John 5:20, John 7:21
miracles and signs: Gr. signs and great miracles, Acts 8:7; Mark 16:17