These you are to put on Aaron, your brother, and on his sons, putting oil on them, separating them and making them holy, to do the work of priests to me.
And put oil on them as you did on their father, so that they may be my priests: the putting on of oil will make them priests for ever, from generation to generation.
And Moses took some of the holy oil and of the blood which was on the altar and put it on Aaron and on his robes, and on his sons and on his sons' robes; and made Aaron holy, and his robes and his sons and his sons' robes with him.
And Nadab and Abihu were put to death before the Lord when they made an offering of strange fire before the Lord, in the waste land of Sinai, and they had no children: and Eleazar and Ithamar did the work of priests before Aaron their father.
The law makes high priests of men who are feeble; but the word of the oath, which was made after the law, gives that position to a Son, in whom all good is for ever complete.