'Sister' in the Bible

Then his sister positioned herself some distance away in order to find out what would happen to him.

Then his sister asked Pharaoh's daughter, "Shall I go and call one of the nursing Hebrew women so she can nurse the child for you?"

Amram married Jochebed, his father's sister, and she bore him Aaron and Moses. Amram lived for 137 years.

Then Aaron married Elisheba daughter of Amminadab, sister of Nahshon. She bore him Nadab, Abihu, Eleazar, and Ithamar.

Then Miriam the prophetess, Aaron's sister, took a tambourine in her hand and went out with all the women behind her with tambourines and dancing.