4 Bible Verses about Atonement, in OT

But into the second, the High Priest goes only on one day of the year, and goes alone, taking with him blood, which he offers on his own behalf and on account of the sins which the people have ignorantly committed.

Indeed we may almost say that in obedience to the Law everything is sprinkled with blood, and that apart from the outpouring of blood there is no remission of sins.

For every High Priest is chosen from among men, and is appointed to act on behalf of men in matters relating to God, in order to offer both gifts and sin-offerings, and must be one who is able to bear patiently with the ignorant and erring, because he himself also is beset with infirmity. And for this reason he is required to offer sin-offerings not only for the people but also for himself.

For every High Priest is chosen from among men, and is appointed to act on behalf of men in matters relating to God, in order to offer both gifts and sin-offerings,