Hebrews 7:16

one who has become a priest by the power of an indissoluble Life and not by the law of an external command;

Hebrews 7:27

one who has no need, like yonder high priests, day by day to offer sacrifices first for their own sins and then for those of the People ??he did that once for all in offering up himself.

Hebrews 10:11-12

Again, while every priest stands daily at his service, offering the same sacrifices repeatedly, sacrifices which never can take sins away ??12 He offered a single sacrifice for sins and then seated himself for all time at the right hand of God,

Treasury of Scripture Knowledge

Summary

As he hath done this day, so the LORD hath commanded to do, to make an atonement for you.

General references

Bible References

General references

Hebrews 7:16
one who has become a priest by the power of an indissoluble Life and not by the law of an external command;
Hebrews 10:11
Again, while every priest stands daily at his service, offering the same sacrifices repeatedly, sacrifices which never can take sins away ??12 He offered a single sacrifice for sins and then seated himself for all time at the right hand of God,