1 John 3:15
Every one who hateth his brother is a murderer; and ye know that no murderer hath life eternal abiding in him.
Matthew 18:15
Now if thy brother sin against thee, go and reprove him between thyself and him alone; if he hear thee, thou hast gained thy brother.
Ephesians 4:26
Are ye provoked; and do you not sin? let not the sun go down upon your wrath:
Ephesians 4:31
Let all bitterness, and wrath, and anger, and clamour, and scandal, be removed from you, with all malice:
1 John 2:9
He who saith, that he is in the light, yet hateth his brother, is in darkness even until now.
1 John 2:11
But he that hateth his brother is in darkness, and walketh in darkness, and knoweth not whither he is departing, because the darkness hath blinded his eyes.