Hebrews 5:1; Hebrews 5:3

Hebrews 5:1

1 For every high priest taken from among men is appointed on behalf of men in things pertaining to God, in order to offer both gifts and sacrifices for sins;

Hebrews 5:3

3 and because of it he is obligated to offer sacrifices for sins, as for the people, so also for himself.