Isaiah 8:19
And when they shall say to you, Seek to them that have familiar spirits, and to wizards that peep, and that mutter: should not a people seek to their God? for the living to the dead?
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Leviticus 19:31
Regard not them that have familiar spirits, neither seek after wizards, to be defiled by them: I am the LORD your God.
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1 John 4:1
Beloved, believe not every spirit, but try the spirits whether they are of God: because many false prophets are gone out into the world.
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Leviticus 20:27
A man also or woman that has a familiar spirit, or that is a wizard, shall surely be put to death: they shall stone them with stones: their blood shall be on them.
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