Genesis 9:5
And surely your blood of your lives will I require; at the hand of every beast will I require it, and at the hand of man; at the hand of every man's brother will I require the life of man.
Nave's Topical Index—AKJV

Matthew 18:35
So likewise shall my heavenly Father do also to you, if you from your hearts forgive not every one his brother their trespasses.
Nave's Topical Index—AKJV

1 John 3:15
Whoever hates his brother is a murderer: and you know that no murderer has eternal life abiding in him.
Nave's Topical Index—AKJV