'Brothers' in the Bible

Moses called Mishael and Elzaphan, the sons of Uzziel the uncle of Aaron, and said to them, "Draw near, carry your brothers from before the sanctuary out of the camp."

Moses said to Aaron, and to Eleazar and to Ithamar, his sons, "Don't let the hair of your heads go loose, neither tear your clothes; that you don't die, and that he not be angry with all the congregation: but let your brothers, the whole house of Israel, bewail the burning which Yahweh has kindled.

"'He who is the high priest among his brothers, upon whose head the anointing oil is poured, and that is consecrated to put on the garments, shall not let the hair of his head hang loose, nor tear his clothes;

You may make them an inheritance for your children after you, to hold for a possession; of them may you take your slaves forever: but over your brothers the children of Israel you shall not rule, one over another, with harshness.

after he is sold he may be redeemed. One of his brothers may redeem him;