Hebrews 5:6

Because of this, he must offer sacrifices for sins for the people, as well as for himself.

Nobody takes this honor on himself, but he is called by God, just like Aaron was.

So also Christ didn’t glorify himself to be made a high priest, but it was he who said to him,

“You are my Son.

Today I have become your father.”

He, in the days of his flesh, having offered up prayers and petitions with strong crying and tears to him who was able to save him from death, and having been heard for his godly fear,

though he was a Son, yet learned obedience by the things which he suffered.

Having been made perfect, he became to all of those who obey him the author of eternal salvation,