'Sacrifice' in the Bible

But this knowledge is not shared by all. And some, by being accustomed to idols in former times, eat this food as an idol sacrifice, and their conscience, because it is weak, is defiled.

No, I mean that what the pagans sacrifice is to demons and not to God. I do not want you to be partners with demons.

But if someone says to you, "This is from a sacrifice," do not eat, because of the one who told you and because of conscience --