^{3 Ref} And by this we may be certain that we have knowledge of him, if we keep his laws.

^{4 Ref} The man who says, I have knowledge of him, and does not keep his laws, is false, and there is nothing true in him:

^{5 Ref} But in every man who keeps his word, the love of God is made complete. By this we may be certain that we are in him: