The meaning of “כְּהֻנָּה”

“And thou shalt anoint them, as thou didst anoint their father, that they may minister unto me in the priest’s office: for their anointing shall surely be an everlasting priesthood throughout their generations.”

“And the Lord said unto Aaron, Thou and thy sons and thy father’s house with thee shall bear the iniquity of the sanctuary: and thou and thy sons with thee shall bear the iniquity of your priesthood.”

“But the Levites have no part among you; for the priesthood of the Lord is their inheritance: and Gad, and Reuben, and half the tribe of Manasseh, have received their inheritance beyond Jordan on the east, which Moses the servant of the Lord gave them.”

“And it shall come to pass, that every one that is left in thine house shall come and crouch to him for a piece of silver and a morsel of bread, and shall say, Put me, I pray thee, into one of the priests’ offices, that I may eat a piece of bread. ”

“These sought their register among those that were reckoned by genealogy, but they were not found: therefore were they, as polluted, put from the priesthood.”