Hebrews 8:7

“Now not with you alone am I cutting this covenant and this oath,

“They will ask for the way to Zion—turning their faces in its direction and saying, ‘Come!’—in order that they may join themselves to Yahweh in an everlasting covenant that will not be forgotten.

Now if perfection was through the Levitical priesthood (for on the basis of it the people received the Law), what further need was there for another priest to arise according to the order of Melchizedek, and not be designated according to the order of Aaron?