1 Corinthians 8:4

With reference, then, to eating food that has been offered to idols-we are aware that an idol is nothing in the world, and that there is no God but one.

1 Corinthians 10:20

No; what I say is that the sacrifices offered by the Gentiles 'are offered to demons and to a Being who is no God,' and I do not want you to share with demons.

Treasury of Scripture Knowledge

Summary

Wherefore the anger of the LORD was kindled against Amaziah, and he sent unto him a prophet, which said unto him, Why hast thou sought after the gods of the people, which could not deliver their own people out of thine hand?

Bible References

Which could

1 Corinthians 8:4
With reference, then, to eating food that has been offered to idols-we are aware that an idol is nothing in the world, and that there is no God but one.
1 Corinthians 10:20
No; what I say is that the sacrifices offered by the Gentiles 'are offered to demons and to a Being who is no God,' and I do not want you to share with demons.