Cross reference
Romans 14:5
5 One doth judge one day above another, and another doth judge every day `alike'; let each in his own mind be fully assured.
Romans 14:23
23 and he who is making a difference, if he may eat, hath been condemned, because `it is' not of faith; and all that `is' not of faith is sin.
Romans 14:14
14 I have known, and am persuaded, in the Lord Jesus, that nothing `is' unclean of itself, except to him who is reckoning anything to be unclean -- to that one `it is' unclean;
1 Corinthians 8:7
7 but not in all men `is' the knowledge, and certain with conscience of the idol, till now, as a thing sacrificed to an idol do eat `it', and their conscience, being weak, is defiled.
1 Corinthians 8:11
11 and the brother who is infirm shall perish by thy knowledge, because of whom Christ died?
Galatians 4:9-10
9 and now, having known God -- and rather being known by God -- how turn ye again unto the weak and poor elements to which anew ye desire to be in servitude?
10 days ye observe, and months, and times, and years!
Colossians 2:16-17
16 Let no one, then, judge you in eating or in drinking, or in respect of a feast, or of a new moon, or of sabbaths,
17 which are a shadow of the coming things, and the body `is' of the Christ;
1 John 3:19-21
19 and in this we know that of the truth we are, and before Him we shall assure our hearts,
20 because if our heart may condemn -- because greater is God than our heart, and He doth know all things.
21 Beloved, if our heart may not condemn us, we have boldness toward God,