Roma 14:3

14:3 The one who eats everything must not despise the one who does not, and the one who abstains must not judge the one who eats everything, for God has accepted him.

Roma 14:20

14:20 Do not destroy the work of God for the sake of food. For although all things are clean, ¹  it is wrong to cause anyone to stumble by what you eat.

Roma 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. ² 

[14:20]  ¹ sn Here clean refers to food being ceremonially clean.

[14:23]  ² tc Some mss insert 16:25-27 at this point. See the tc note at 16:25 for more information.