1 Corinthians 8:4

Well then, with regard to food that has been offered to idols, I am quite aware that 'there is no such thing as an idol in the world' and that 'there is only the one God.'

1 Corinthians 10:20

No, what I imply is that anything people sacrifice is sacrificed to daemons, not to God. And I do not want you to participate in daemons!

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
Well then, with regard to food that has been offered to idols, I am quite aware that 'there is no such thing as an idol in the world' and that 'there is only the one God.'
1 Corinthians 10:20
No, what I imply is that anything people sacrifice is sacrificed to daemons, not to God. And I do not want you to participate in daemons!