'Priest's' in the Bible

These are the names of the sons of Aaron, the priests which were anointed, whom he consecrated to minister in the priest's office.

And Nadab and Abihu died before the LORD, when they offered strange fire before the LORD, in the wilderness of Sinai, and they had no children: and Eleazar and Ithamar ministered in the priest's office in the sight of Aaron their father.

And thou shalt appoint Aaron and his sons, and they shall wait on their priest's office: and the stranger that cometh nigh shall be put to death.

The chief of all the leaders of the descendants of Levi was Aaron the priest's son Eleazar. He was assigned to oversee those who were in charge of the services of the sanctuary.

This is the work of the tribes of the descendants of Merari with reference to their service at the Tent of Meeting under the supervision of Aaron the priest's son Ithamar."

And if the man have no redeemer to restore the guilt to, the guilt which is restored is Jehovah's, the priest's, apart from the ram of the atonements, whereby he maketh atonement for him.

And every man’s holy gifts shall be the priest’s; whatever any man gives the priest, it becomes his.’”

Therefore thou and thy sons with thee shall keep your priest's office for every thing of the altar, and within the vail; and ye shall serve: I have given your priest's office unto you as a service of gift: and the stranger that cometh nigh shall be put to death.

After the plague was over, the LORD told Moses and Aaron the priest's son Eleazar,

He shall stand before Eleazar the priest, who shall inquire before the Lord for him by the judgment (decision) of the Urim. At Joshua’s command the people shall go out and at his command they shall come in, he and all the congregation of Israel with him.”

because the offender should have remained in his city of refuge until the death of the high priest. But after the high priest’s death the offender shall return to the land of his possession.