2 Samuel 1:26
I am distressed for thee, my brother Jonathan: very pleasant hast thou been unto me: thy love to me was wonderful, passing the love of women.
1 Kings 13:30
And he laid his carcase in his own grave; and they mourned over him, saying, Alas, my brother!
1 Kings 20:33
Now the men did diligently observe whether any thing would come from him, and did hastily catch it: and they said, Thy brother Benhadad. Then he said, Go ye, bring him. Then Benhadad came forth to him; and he caused him to come up into the chariot.
Thou shalt not abhor an Edomite; for he is thy brother: thou shalt not abhor an Egyptian; because thou wast a stranger in his land.
And the children of Israel repented them for Benjamin their brother, and said, There is one tribe cut off from Israel this day.
Then I consulted with myself, and I rebuked the nobles, and the rulers, and said unto them, Ye exact usury, every one of his brother. And I set a great assembly against them.
And he brought back all the goods, and also brought again his brother Lot, and his goods, and the women also, and the people.
And Jacob told Rachel that he was her father's brother, and that he was Rebekah's son: and she ran and told her father.
That every man should let his manservant, and every man his maidservant, being an Hebrew or an Hebrewess, go free; that none should serve himself of them, to wit, of a Jew his brother.
For thy violence against thy brother Jacob shame shall cover thee, and thou shalt be cut off for ever.
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.
So likewise shall my heavenly Father do also unto you, if ye from your hearts forgive not every one his brother their trespasses.
1 John 3:15
Whosoever hateth his brother is a murderer: and ye know that no murderer hath eternal life abiding in him.