1 John 4:21 in the World English Bible
This commandment we have from him, that he who loves God should also love his brother.
Context
20 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?
21 And this commandment have we from him, That he who loveth God love his brother also.