Love and Hatred for Fellow Believers

3 We know that we have come to know him if we keep his commands.
4 Whoever says, “I know him,” but does not do what he commands is a liar, and the truth is not in that person.
5 But if anyone obeys his word, love for Goda is truly made complete in them. This is how we know we are in him:
6 Whoever claims to live in him must live as Jesus did.