Christians must separate themselves from any involvement in witchcraft, and destroy all evidence of their former involvement in the occult.
All forms of the occult – astrology, divination, fortune-telling, necromancy, hypnotism, magic, etc. – these things are forbidden by God.
Leviticus 19:26-28, 31; 20:6, 27, Deuteronomy 18:9-14, 2 Kings 23:24, Jeremiah 10:2
Witchcraft was widely and openly practiced in the Old Testament.
Isaiah 8:19; 19:3; 29:4 ,Ezekiel 21:21,Hosea 4:12, Micah 3:6-7; 5:12