12 For the priesthood being changed, there is of necessity a change made also of the law.
13 For he of whom these things are said belongs to another tribe, from which no man has given attendance at the altar.
14 For it is evident that our Lord has sprung out of Judah, as to which tribe Moses spoke nothing concerning priesthood.
15 This is yet more abundantly evident, if after the likeness of Melchizedek there arises another priest,
16 who has been made, not after the law of a fleshly commandment, but after the power of an endless life:
17 for it is testified, "You are a priest forever, According to the order of Melchizedek."
18 For there is an annulling of a foregoing commandment because of its weakness and uselessness