Romans 14:2
14:2 One person believes in eating everything, but the weak person eats only vegetables.
Romans 14:5
14:5 One person regards one day holier than other days, and another regards them all alike. Each must be fully convinced in his own mind.
Romans 14:14
14:14 I know and am convinced in the Lord Jesus that there is nothing unclean in itself; still, it is unclean to the one who considers it unclean.
Romans 14:23
14:23 But the man who doubts is condemned if he eats, because he does not do so from faith, and whatever is not from faith is sin.