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 10:11

10:11 And every priest stands day after day serving and offering the same sacrifices again and again – sacrifices that can never take away sins.

Hebrews 10:26

10:26 For if we deliberately keep on sinning after receiving the knowledge of the truth, no further sacrifice for sins is left for us,