1 Corinthians 8:3; 1 Corinthians 8:9; 1 Corinthians 16:17

3 But if any man love God, the same is known of him.
9 But take heed lest by any means this liberty of yours become a stumblingblock to them that are weak .
17 I am glad of the coming of Stephanas and Fortunatus and Achaicus: for that which was lacking on your part they have supplied .