Exodus 22:18

18 Thou shalt not suffer a sorceress to live.

Exodus 22:18 In-Context

16 And if a man entice a virgin that is not betrothed, and lie with her, he shall surely pay a dowry for her to be his wife.
17 If her father utterly refuse to give her unto him, he shall pay money according to the dowry of virgins.
18 Thou shalt not suffer a sorceress to live.
19 Whosoever lieth with a beast shall surely be put to death.
20 He that sacrificeth unto any god, save unto Jehovah only, shall be utterly destroyed.
The American Standard Version is in the public domain.