'Brother' in the Bible

He shall not make himself unclean for his father, or for his mother, for his brother, or for his sister, when they die; because his separation unto God is upon his head.

Take the rod, and assemble the congregation, thou, and Aaron thy brother, and speak ye unto the rock before their eyes, that it give forth its water; and thou shalt bring forth to them water out of the rock; so thou shalt give the congregation and their cattle drink.

And Moses sent messengers from Kadesh unto the king of Edom, Thus saith thy brother Israel, Thou knowest all the travail that hath befallen us:

And when thou hast seen it, thou also shalt be gathered unto thy people, as Aaron thy brother was gathered;

and they said, Jehovah commanded my lord to give the land for inheritance by lot to the children of Israel: and my lord was commanded by Jehovah to give the inheritance of Zelophehad our brother unto his daughters.