Romans 5:10-11

for if, when we were enemies, we were reconciled to God by the death of his son: much more being reconciled, shall we be saved by his life.

Hebrews 9:12

nor with the blood of goats and calves, but with his own blood he enter'd once for all into the holy of holys, after having obtained for us an eternal redemption.

Hebrews 9:26

for then must he have suffered several times since the beginning of the world, when in the consummation of the ages, he has appeared once for all to expiate sin by offering himself as a sacrifice.

Hebrews 10:10

in consequence of which WILL we are sanctified by the oblation which Jesus Christ has made once for all of his own body.

Hebrews 10:14

for by one single oblation he has purified for ever those that are sanctified.

1 John 2:2

he is the the victim that has expiated our sins: and not ours only, but likewise the sins of the whole world.

1 John 4:10

and what heightens his love, was this, that it was not we who first loved God, but it was he that first loved us, and sent his son to expiate our sins.

1 John 5:6

it appear'd by the water, and by the blood, who he was, even Jesus the Messiah; not by the water only, but by the water and by the blood: besides, the spirit is a witness too, now the spirit is truth itself.

Treasury of Scripture Knowledge

Summary

And ye shall do no work in that same day: for it is a day of atonement, to make an atonement for you before the LORD your God.

Bible References

General references

Romans 5:10
for if, when we were enemies, we were reconciled to God by the death of his son: much more being reconciled, shall we be saved by his life.
Hebrews 9:12
nor with the blood of goats and calves, but with his own blood he enter'd once for all into the holy of holys, after having obtained for us an eternal redemption.
Hebrews 10:10
in consequence of which WILL we are sanctified by the oblation which Jesus Christ has made once for all of his own body.
1 John 2:2
he is the the victim that has expiated our sins: and not ours only, but likewise the sins of the whole world.
1 John 4:10
and what heightens his love, was this, that it was not we who first loved God, but it was he that first loved us, and sent his son to expiate our sins.
1 John 5:6
it appear'd by the water, and by the blood, who he was, even Jesus the Messiah; not by the water only, but by the water and by the blood: besides, the spirit is a witness too, now the spirit is truth itself.