Hebrews 5:4

And no one takes on himself the honor [of head priest], but [he is appointed only] when he is called by God, as was the case with Aaron.

Treasury of Scripture Knowledge

Summary

The son of Abishua, the son of Phinehas, the son of Eleazar, the son of Aaron the chief priest:

Chief priest

Bible References

Chief priest

Hebrews 5:4
And no one takes on himself the honor [of head priest], but [he is appointed only] when he is called by God, as was the case with Aaron.