'Atonement' in the Bible

And the priests killed them, and they made reconciliation with their blood upon the altar, to make an atonement for all Israel: for the king commanded that the burnt offering and the sin offering should be made for all Israel.

A large number of the people—many from Ephraim, Manasseh, Issachar, and Zebulun—were ritually unclean, yet they had eaten the Passover contrary to what was written. But Hezekiah had interceded for them, saying, “May the good Lord provide atonement on behalf of