Romans 14:23
And he that doubteth is damned if he eat, because he eateth not of faith: for whatsoever is not of faith is sin.
Romans 13:2
Whosoever therefore resisteth the power, resisteth the ordinance of God: and they that resist shall receive to themselves damnation.
1 Corinthians 8:7
Howbeit there is not in every man that knowledge: for some with conscience of the idol unto this hour eat it as a thing offered unto an idol; and their conscience being weak is defiled.
1 Corinthians 11:29-31
For he that eateth and drinketh unworthily, eateth and drinketh damnation to himself, not discerning the Lord's body.
Romans 14:5
One man esteemeth one day above another: another esteemeth every day alike. Let every man be fully persuaded in his own mind.
Titus 1:15
Unto the pure all things are pure: but unto them that are defiled and unbelieving is nothing pure; but even their mind and conscience is defiled.
Hebrews 11:6
But without faith it is impossible to please him: for he that cometh to God must believe that he is, and that he is a rewarder of them that diligently seek him.