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."

Cross References (ranked by relevance)

Isaiah 8:19 12

And when they shall say unto you, Seek unto them that have familiar spirits, and unto wizards that peep, and that mutter: should not a people seek unto their God? for the living to the dead?

Leviticus 20:27

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.

2 Chronicles 33:6

And he caused his children to pass through the fire in the valley of the son of Hinnom: also he observed times, and used enchantments, and used witchcraft, and dealt with a familiar spirit, and with wizards: he wrought much evil in the sight of the LORD, to provoke him to anger.

2 Kings 21:6

And he made his son pass through the fire, and observed times, and used enchantments, and dealt with familiar spirits and wizards: he wrought much wickedness in the sight of the LORD, to provoke him to anger.

1 Chronicles 10:13

So Saul died for his transgression which he committed against the LORD, even against the word of the LORD, which he kept not, and also for asking counsel of one that had a familiar spirit, to enquire of it;

Revelation 21:8

But the fearful, and unbelieving, and the abominable, and murderers, and whoremongers, and sorcerers, and idolaters, and all liars, shall have their part in the lake which burneth with fire and brimstone: which is the second death.

1 Samuel 28:3

Now Samuel was dead, and all Israel had lamented him, and buried him in Ramah, even in his own city. And Saul had put away those that had familiar spirits, and the wizards, out of the land.

Isaiah 47:13

Thou art wearied in the multitude of thy counsels. Let now the astrologers, the stargazers, the monthly prognosticators, stand up, and save thee from these things that shall come upon thee.

Exodus 22:18

Thou shalt not suffer a witch to live.

Isaiah 29:4

And thou shalt be brought down, and shalt speak out of the ground, and thy speech shall be low out of the dust, and thy voice shall be, as of one that hath a familiar spirit, out of the ground, and thy speech shall whisper out of the dust.

2 Kings 17:17

And they caused their sons and their daughters to pass through the fire, and used divination and enchantments, and sold themselves to do evil in the sight of the LORD, to provoke him to anger.

Galatians 5:20

Idolatry, witchcraft, hatred, variance, emulations, wrath, strife, seditions, heresies,

Acts 8:11

And to him they had regard, because that of long time he had bewitched them with sorceries.

Leviticus 19:26

Ye shall not eat any thing with the blood: neither shall ye use enchantment, nor observe times.