Romans 14:23

But he who has misgivings, and yet eats meat, is condemned already, because his action is not based on faith; and whatever is not based on faith is sin.

Romans 13:2

Therefore the man who rebels against authority is opposing the divine ordinances; and those who withstand will bring judgment on themselves.

1 Corinthians 8:7

But that "knowledge" is not possessed by all; but some, accustomed until now to the idol, eat food as that which has actually been offered to an idol, and so their conscience, being still weak, is defiled.

1 Corinthians 11:29-31

For whoever eats and drinks without discerning the body, eats and drinks condemnation to himself.

Romans 14:5

There are some who esteem one day above another; there are others who esteem all days alike; let each other be fully persuaded in his own mind.

Titus 1:15

All things are pure to the pure; but to the contaminated and the faithless nothing is pure, nay, their very minds and consciences are tainted.

Hebrews 11:6

now without faith it is impossible to please him; for he who comes to God must believe that he is, and that he ever rewards those who are seeking.

Treasury of Scripture Knowledge

Summary

And he that doubteth is damned if he eat, because he eateth not of faith: for whatsoever is not of faith is sin.

Bible References

He that

1 Corinthians 8:7
But that "knowledge" is not possessed by all; but some, accustomed until now to the idol, eat food as that which has actually been offered to an idol, and so their conscience, being still weak, is defiled.

Damned

Romans 13:2
Therefore the man who rebels against authority is opposing the divine ordinances; and those who withstand will bring judgment on themselves.
1 Corinthians 11:29
For whoever eats and drinks without discerning the body, eats and drinks condemnation to himself.

Whatsoever

Titus 1:15
All things are pure to the pure; but to the contaminated and the faithless nothing is pure, nay, their very minds and consciences are tainted.
Hebrews 11:6
now without faith it is impossible to please him; for he who comes to God must believe that he is, and that he ever rewards those who are seeking.