6 Bible Verses about Atonement, Made Once

who does not {need every day} like the former high priests to offer up sacrifices for his own sins [and] then for the [sins] of the people, because he did this once for all [when he] offered up himself.

For Christ did not enter into a sanctuary made by hands, a [mere] copy of the true [one], but into heaven itself, now to appear in the presence of God on our behalf, and not in order that he can offer himself many times, as the high priest enters into the sanctuary {year by year} with blood not his own, since it would have been necessary for him to suffer many times from the foundation of the world, but now he has appeared once at the end of the ages for the removal of sin by the sacrifice of himself.read more.
And {just as} it is destined for people to die once, and after this, judgment, thus also Christ, having been offered once in order to bear the sins of many, will appear for the second time without reference to sin to those who eagerly await him for salvation.

by which will we are made holy through the offering of the body of Jesus Christ once for all.

But this one, [after he] had offered one sacrifice for sins for all time, sat down at the right hand of God,

For by one offering he has perfected for all time those who are made holy.

For Christ also suffered once for sins, the just for the unjust, in order that he could bring you to God, being put to death in the flesh, but made alive in the spirit,