I Corinthians 8:9

However, that knowledge is not in all men. But some, being so accustomed to idols until now, eat as ...

But food will not commend us to God. For neither, if we do not eat, are we the worse; nor, if we eat...

For if a man sees you who have knowledge sitting in an idol's temple, won't his conscience, if he is...

And through your knowledge, he who is weak perishes, the brother for whom the Christ died.