'Sister' in the Bible

He may not make himself unclean for his father or his mother, his sister or his brother, if death comes to them; because he is under an oath to keep himself separate for God.

For they are a danger to you with their false ways, causing sin to come on you in the question of Peor, and because of Cozbi, their sister, the daughter of the chief of Midian, who was put to death at the time of the disease which came on you because of Peor.

Amram's wife was Jochebed, the daughter of Levi, whom he had in Egypt: by Amram she had Moses and Aaron and their sister Miriam.