1 John 4:20

If anyone says that he loves God, but hates his brother, then he is a liar. For he who does not love his brother, whom he does see, in what way can he love God, whom he does not see

Other versions

King James Version

If a man say, I love God, and hateth his brother, he is a liar: for he that loveth not his brother whom he hath seen, how can he love God whom he hath not seen?

English Standard Version

If anyone says, "I love God," and hates his brother, he is a liar; for he who does not love his brother whom he has seen cannot love God whom he has not seen.

New International Version

If anyone says, "I love God," yet hates his brother, he is a liar. For anyone who does not love his brother, whom he has seen, cannot love God, whom he has not seen.