1 Corinthians 10:20

no, but that what the Gentiles sacrifice, they sacrifice to demons, and not to God: and I would not have you partake of the sacrifices of demons.

1 Corinthians 10:27-28

if any of the unbelievers invite you to an entertainment, and you are disposed to go; whatever is set before you, eat, without asking any question out of a scruple of conscience.

2 Corinthians 6:16-17

and what agreement hath the temple of God with idols? for ye are the temple of the living God; as God has said, "I will dwell with, and walk among them; 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 that hold the doctrine of Balaam, who counselled Balac to ensnare the children of Israel, to eat things sacrificed to idols, and to commit fornication.

Treasury of Scripture Knowledge

Summary

And they called the people unto the sacrifices of their gods: and the people did eat, and bowed down to their gods.

Bible References

They called

1 Corinthians 10:20
no, but that what the Gentiles sacrifice, they sacrifice to demons, and not to God: and I would not have you partake of the sacrifices of demons.
2 Corinthians 6:16
and what agreement hath the temple of God with idols? for ye are the temple of the living God; as God has said, "I will dwell with, and walk among them; 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 that hold the doctrine of Balaam, who counselled Balac to ensnare the children of Israel, to eat things sacrificed to idols, and to commit fornication.