1 Corinthians 10:20

But I say that the things which the Gentiles sacrifice, they sacrifice to demons, and not to God; and I would not that ye should be participants of demons.

Revelation 9:20

And the rest of the men who were not killed by these plagues did not repent of the works of their hands, that they should not worship demons and the images of gold and of silver and of brass and of stone and of wood, which neither can see nor hear nor walk.

Leviticus 17:7

And they shall never again offer their sacrifices unto devils, after whom they fornicate. They shall have this as a perpetual statute throughout their ages.

Deuteronomy 32:16-17

They provoked him to jealousy with strange gods; with abominations they provoked him to anger.

2 Chronicles 11:15

And he ordained himself priests for the high places and for the demons and for the calves which he had made.

Psalm 106:37-39

Yea, they sacrificed their sons and their daughters unto devils

2 Corinthians 4:4

In whom the god of this age has blinded the understanding of those who do not believe, that the light of the gospel of the glory of the Christ, who is the image of God, should not shine in them.

Treasury of Scripture Knowledge

Summary

But I say, that the things which the Gentiles sacrifice, they sacrifice to devils, and not to God: and I would not that ye should have fellowship with devils.

Bible References

Sacrifice

Leviticus 17:7
And they shall never again offer their sacrifices unto devils, after whom they fornicate. They shall have this as a perpetual statute throughout their ages.
Deuteronomy 32:16
They provoked him to jealousy with strange gods; with abominations they provoked him to anger.
2 Chronicles 11:15
And he ordained himself priests for the high places and for the demons and for the calves which he had made.
Psalm 106:37
Yea, they sacrificed their sons and their daughters unto devils
2 Corinthians 4:4
In whom the god of this age has blinded the understanding of those who do not believe, that the light of the gospel of the glory of the Christ, who is the image of God, should not shine in them.
Revelation 9:20
And the rest of the men who were not killed by these plagues did not repent of the works of their hands, that they should not worship demons and the images of gold and of silver and of brass and of stone and of wood, which neither can see nor hear nor walk.