Romans 14:5
One man judgeth one day different from another day: another judgeth every day alike. Let every man be fully persuaded in his own mind.
Romans 14:23
But he that maketh a difference between meats, if he eat is condemned, because he doth it not by faith: for every thing which is not of faith, is sin.
Romans 14:14
I know, and am convinced by the Lord Jesus, that there is nothing unclean of itself; but to him who thinketh any thing to be unclean, to him it is unclean.
1 Corinthians 8:7
Howbeit there is not in all men this knowledge; but some having conscientious respect for the idol to this moment, eat the meat as sacrificed to the idol; and their conscience being weak, is defiled.
1 Corinthians 8:11
And the weak brother will be destroyed by thy knowledge, for whom Christ died.
Galatians 4:9-10
But now after having known God, or rather being known of God, how turn ye back again to those weak and beggarly elements, to which again a second time ye desire to be in bondage?
Colossians 2:16-17
Let no man therefore judge you concerning what you eat, or what you drink, or the observance of a feast, or new moon, or the sabbaths;
1 John 3:19-21
and hereby we know that we are of the truth, and in his presence have this persuasion in our hearts.