Romans 14:23
But he who has doubts is condemned if he eats, because he does not act from faith; for whatever is not from faith is sin.
Romans 13:2
Therefore he who resists the authority resists what God has appointed, and those who resist will bring judgment on themselves.
1 Corinthians 8:7
However, not all possess this knowledge. But some, being accustomed to idols, eat food as really sacrificed to an idol; and their conscience, being weak, is defiled.
1 Corinthians 11:29-31
For anyone who eats and drinks without recognizing the body eats and drinks judgment on himself.
Romans 14:5
One man esteems one day as better than another; another man esteems every day alike. Let each one be fully convinced in his own mind.
Titus 1:15
To the pure, all things are pure; but to those who are corrupted and unbelieving, nothing is pure, but both their minds and consciences are corrupted.
Hebrews 11:6
And without faith it is impossible to please God, for anyone who comes to him must believe that he exists and that he rewards those who earnestly seek him.