1 Corinthians 10:20
But those things which they sacrifice, they sacrifice to demons, and not to God. But I do not wish you to be the communicants of demons.
1 Corinthians 10:27-28
If any one of the unbelievers invite you, and you wish to go; eat everything which is placed before you, asking no questions on account of conscience.
2 Corinthians 6:16-17
And what harmony has the temple of God with idols? for we are the temple of the living God; as God said; I will live in them, and walk about among them; and I will be their God, and they shall be my people.
Revelation 2:14
But I have a few things against thee, because thou hast there those holding the teachings of Balaam, who taught Balak to cast a stumblingblock before the sons of Israel, and to eat things sacrificed to idols, and to commit fornication.