Hebrews 7:13

for he was yet in the body of his father when Melchizedek met him.

Now if perfection was through the Levitical priesthood (for under it the people have received the law), what further need was there for another priest to arise after the order of Melchizedek, and not be called after the order of Aaron?

For the priesthood being changed, there is of necessity a change made also in the law.

For it is evident that our Lord has sprung out of Judah, about which tribe Moses spoke nothing concerning priesthood.

This is yet more abundantly evident, if after the likeness of Melchizedek there arises another priest,

who has been made, not after the law of a fleshly commandment, but after the power of an endless life;