6 Bible Verses about Atonement, Made Once

Who has no need to offer up sacrifices each day, as those high priests, first for his own sins, then for those of the people, for this he did, once, when he offered up himself.

For the Christ entered not into a holy place made with hands, representative of the true, but into heaven itself, now to appear in the presence of God for us. And not so that he might offer himself often, as the high priest enters into the Holy things each year with blood by another, since it would be necessary for him to suffer often, from the foundation of the world. But now once, at the end of the ages, he was made known for an annulment of sin by the sacrifice of himself.read more.
And inasmuch as it is reserved to men once to die, and after this, judgment, so also the Christ, having been offered once in order to take up the sins of many, will appear a second time, independent of sin, to those waiting for him for salvation.

By which will we are sanctified through the one time offering of the body of Jesus Christ.

But this man, having offered one sacrifice on behalf of sins forever, sat down at the right hand of God,

For by one offering he has fully perfected forever those being sanctified.

Because Christ also once suffered for sins, a righteous man for unrighteous men, so that he might bring you to God. Having indeed been killed in flesh, but made alive in spirit,