'Sin offerings' in the Bible

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 for this reason he is required to offer sin-offerings not only for the people but also for himself.

in burnt-offerings, and concerning sin-offerings, Thou didst not delight,

When he says above, "Sacrifices and offerings and whole burnt offerings and sin-offerings you did not desire nor did you take delight in them" (which are offered according to the law),