The crowd said to Jesus, "The Scriptures teach that the Messiah will live forever. How can you say that the Son of Man must be lifted up? Who is this Son of Man?"
The Law appoints priests who have weaknesses. But God's promise, which came later than the Law, appoints his Son. And he is the perfect high priest forever.
I have chosen someone else to be my priest, someone who will be faithful and obey me. I will always let his family serve as priests and help my chosen king.