'Uncle' in the Bible

Moses called also to Mishael and Elzaphan, the sons of Aaron’s uncle Uzziel, and said to them, “Come forward, carry your relatives away from the front of the sanctuary to the outside of the camp.”

or his uncle, or his uncle’s son, may redeem him, or one of his blood relatives from his family may redeem him; or if he prospers, he may redeem himself.