Leviticus 20:27 in the King James Version
A man also or woman that hath a familiar spirit, or that is a wizard, shall surely be put to death: they shall stone them with stones: their blood shall be upon them.
Context
26 You shall be holy to me, for I, the LORD, am holy, and have set you apart from the peoples, that you should be mine.
27 “‘A man or a woman that is a medium or is a wizard shall surely be put to death. They shall be stoned with stones. Their blood shall be upon themselves.’”