Hebrews 7:14
7:14 For it is clear that our Lord is descended from Judah, yet Moses said nothing about priests in connection with that tribe.
Hebrews 7:28
7:28 For the law appoints as high priests men subject to weakness, but the word of solemn affirmation that came after the law appoints a son made perfect forever.
Hebrews 8:4
8:4 Now if he were on earth, he would not be a priest, since there are already priests who offer the gifts prescribed by the law.