1 Corinthians 10:20

No: but this I say, that what the Gentiles sacrifice, they sacrifice to demons, and not to God.

Romans 9:20

Nay but, O man, who art thou, that disputest against God? Shall the thing formed say to him that formed it, Why didst thou make me thus?

Treasury of Scripture Knowledge

Summary

Yea, they sacrificed their sons and their daughters unto devils,

Bible References

Devils

1 Corinthians 10:20
No: but this I say, that what the Gentiles sacrifice, they sacrifice to demons, and not to God.
Revelation 9:20
And the rest of the men, who were not killed by these plagues, yet repented not of the works of their hands, so as not to worship demons, and idols of gold, and of silver, and of brass, and of stone, and of wood; which can neither see, nor hear, nor walk: