Romans 14:14

I know, and through my union with the Lord Jesus I have a clear conviction, that nothing is unclean in itself; that a thing is unclean only to the person who thinks it unclean.

1 Corinthians 8:7

But it is not in all of you that such knowledge is found. Some, because of their past habits with idols, even down to the present moment, still eat such food as was really sacrificed to an idol, and so their consciences, because they are overscrupulous, are contaminated.

Romans 14:2

One man believes that he can eat anything; another who is overscrupulous eats nothing but vegetables.

Romans 14:20

Stop undoing the work of God just for the sake of food. Everything is clean, but it is wrong for a man to eat anything when it makes another stumble.

Acts 10:14-15

But Peter said, "Never by any means, sir, for I have never eaten anything common, or not ceremonially cleansed."

Acts 10:28

and he said to him, "You know that it is against the law for a Jew to associate with a foreigner or to visit one, but God has taught me not to call any man vulgar or ceremonially unclean;

1 Corinthians 8:10

For if somebody sees you, who have an intelligent view of this matter, partaking of a meal in an idol's temple, will he not be emboldened, with his overscrupulous conscience, to eat the food which has been sacrificed to an idol?

Acts 11:8-9

But I answered, 'Never by any means, sir, for nothing common or not ceremonially cleansed has ever passed my lips.'

Romans 14:23

But the man who has misgivings about eating, if he then eats, has already condemned himself by so doing, because he did not follow his faith, and any action that does not follow one's faith is a sin.

1 Corinthians 10:25

As a rule eat anything that is sold in the meat market without raising any question about it for conscience' sake,

1 Timothy 4:4

For everything in God's creation is good, and nothing is to be refused, provided it is accepted with thanksgiving;

Titus 1:15

To the pure everything is pure, but to the impure and unbelieving nothing is pure, but their very minds and consciences are impure.

Treasury of Scripture Knowledge

Summary

I know, and am persuaded by the Lord Jesus, that there is nothing unclean of itself: but to him that esteemeth any thing to be unclean, to him it is unclean.

And am

Bible References

And am

Acts 10:28
and he said to him, "You know that it is against the law for a Jew to associate with a foreigner or to visit one, but God has taught me not to call any man vulgar or ceremonially unclean;

That there

Romans 14:2
One man believes that he can eat anything; another who is overscrupulous eats nothing but vegetables.
1 Corinthians 10:25
As a rule eat anything that is sold in the meat market without raising any question about it for conscience' sake,
1 Timothy 4:4
For everything in God's creation is good, and nothing is to be refused, provided it is accepted with thanksgiving;
Titus 1:15
To the pure everything is pure, but to the impure and unbelieving nothing is pure, but their very minds and consciences are impure.

Unclean

Acts 10:14
But Peter said, "Never by any means, sir, for I have never eaten anything common, or not ceremonially cleansed."
Acts 11:8
But I answered, 'Never by any means, sir, for nothing common or not ceremonially cleansed has ever passed my lips.'

To him it

Romans 14:23
But the man who has misgivings about eating, if he then eats, has already condemned himself by so doing, because he did not follow his faith, and any action that does not follow one's faith is a sin.
1 Corinthians 8:7
But it is not in all of you that such knowledge is found. Some, because of their past habits with idols, even down to the present moment, still eat such food as was really sacrificed to an idol, and so their consciences, because they are overscrupulous, are contaminated.