Hebrews 9:26

For then must he often have suffered since the foundation of the world: but now once in the end of the world hath he appeared to put away sin by the sacrifice of himself.

Hebrews 1:2

Hath in these last days spoken to us by his Son, whom he hath appointed heir of all things, by whom also he made the worlds;

Hebrews 7:27

Who needeth not daily, as those high priests, to offer up sacrifice, first for his own sins, and then for the people's: for this he did once, when he offered up himself.

Hebrews 9:12

Neither by the blood of goats and calves, but by his own blood; he entered in once into the holy place, having obtained eternal redemption for us.

1 Peter 1:20

Who verily was fore-ordained before the foundation of the world, but was manifested in these last times for you,

1 Peter 3:18

For Christ also hath once suffered for sins, the just for the unjust, that he might bring us to God, being put to death in the flesh, but made alive by the Spirit:

1 John 3:5

And ye know that he was manifested to take away our sins; and in him is no sin.

Matthew 25:34

Then will the King say to them on his right hand, Come, ye blessed of my Father, inherit the kingdom prepared for you from the foundation of the world:

1 Corinthians 10:11

Now all these things happened to them for examples: and they are written for our admonition, upon whom the ends of the world are come.

Ephesians 5:2

And walk in love, as Christ also hath loved us, and hath given himself for us an offering and a sacrifice to God for a sweet-smelling savor.

Hebrews 9:14

How much more shall the blood of Christ, who through the eternal Spirit offered himself without spot to God, cleanse your conscience from dead works to serve the living God?

Hebrews 10:10

By which will we are sanctified through the offering of the body of Jesus Christ once for all.

Hebrews 10:12

But this man, after he had offered one sacrifice for sins, for ever sat down on the right hand of God;

Leviticus 16:21-22

And Aaron shall lay both his hands upon the head of the live goat, and confess over him all the iniquities of the children of Israel, and all their transgressions in all their sins, putting them upon the head of the goat, and shall send him away by the hand of a fit man into the wilderness:

2 Samuel 12:13

And David said to Nathan, I have sinned against the LORD. And Nathan said to David, The LORD also hath put away thy sin; thou shalt not die.

2 Samuel 24:10

And David's heart smote him after that he had numbered the people. And David said to the LORD, I have sinned greatly in what I have done: and now, I beseech thee, O LORD, take away the iniquity of thy servant; for I have done very foolishly.

Job 7:21

And why dost thou not pardon my transgression, and take away my iniquity? for now shall I sleep in the dust; and thou shalt seek me in the morning, but I shall not be.

Isaiah 2:2

And it shall come to pass in the last days, that the mount of the LORD'S house shall be established on the top of the mountains, and shall be exalted above the hills; and all nations shall flow to it.

Daniel 9:24

Seventy weeks are determined upon thy people and upon thy holy city to finish the transgression, and to make an end of sins, and to make reconciliation for iniquity, and to bring in everlasting righteousness, and to seal up the vision and prophecy, and to anoint the most Holy.

Daniel 10:14

Now I have come to make thee understand what shall befall thy people in the latter days: for yet the vision is for many days.

Micah 4:1

But in the last days it shall come to pass, that the mount of the house of the LORD shall be established on the top of the mountains, and it shall be exalted above the hills; and people shall flow to it.

John 1:29

The next day John seeth Jesus coming to him, and saith, Behold the Lamb of God, who taketh away the sin of the world.

John 17:24

Father, I will that they also whom thou hast given to me be with me where I am; that they may behold my glory which thou hast given to me: for thou lovedst me before the foundation of the world.

Galatians 4:1

Now I say, That the heir, as long as he is a child, differeth nothing from a servant, though he is lord of all;

Ephesians 1:10

That in the dispensation of the fullness of times he might collect in one all things in Christ, both which are in heaven, and which are on earth; even in him:

Titus 2:14

Who gave himself for us, that he might redeem us from all iniquity, and purify to himself a peculiar people, zealous of good works.

Hebrews 4:3

For we who have believed do enter into rest, as he said, As I have sworn in my wrath, if they shall enter into my rest: although the works were finished from the foundation of the world.

Hebrews 10:4

For it is not possible that the blood of bulls and of goats should take away sins.

Hebrews 10:26

For if we sin willfully after we have received the knowledge of the truth, there remaineth no more sacrifice for sins,

1 Peter 2:24

Who himself bore our sins in his own body on the tree, that we, being dead to sins, should live to righteousness; by whose stripes ye were healed.

Revelation 13:8

And all that dwell upon the earth shall worship him, whose names are not written in the book of life of the Lamb slain from the foundation of the world.

Revelation 17:8

The beast that thou sawest, was, and is not; and shall ascend out of the bottomless pit, and go into perdition: and they that dwell on the earth shall wonder, whose names were not written in the book of life from the foundation of the world, when they behold the beast that was, and is not, and yet is.

Treasury of Scripture Knowledge

Summary

For then must he often have suffered since the foundation of the world: but now once in the end of the world hath he appeared to put away sin by the sacrifice of himself.

Bible References

The foundation

Matthew 25:34
Then will the King say to them on his right hand, Come, ye blessed of my Father, inherit the kingdom prepared for you from the foundation of the world:
John 17:24
Father, I will that they also whom thou hast given to me be with me where I am; that they may behold my glory which thou hast given to me: for thou lovedst me before the foundation of the world.
1 Peter 1:20
Who verily was fore-ordained before the foundation of the world, but was manifested in these last times for you,
Revelation 13:8
And all that dwell upon the earth shall worship him, whose names are not written in the book of life of the Lamb slain from the foundation of the world.
Revelation 17:8
The beast that thou sawest, was, and is not; and shall ascend out of the bottomless pit, and go into perdition: and they that dwell on the earth shall wonder, whose names were not written in the book of life from the foundation of the world, when they behold the beast that was, and is not, and yet is.

In

Hebrews 1:2
Hath in these last days spoken to us by his Son, whom he hath appointed heir of all things, by whom also he made the worlds;
Isaiah 2:2
And it shall come to pass in the last days, that the mount of the LORD'S house shall be established on the top of the mountains, and shall be exalted above the hills; and all nations shall flow to it.
Daniel 10:14
Now I have come to make thee understand what shall befall thy people in the latter days: for yet the vision is for many days.
Micah 4:1
But in the last days it shall come to pass, that the mount of the house of the LORD shall be established on the top of the mountains, and it shall be exalted above the hills; and people shall flow to it.
1 Corinthians 10:11
Now all these things happened to them for examples: and they are written for our admonition, upon whom the ends of the world are come.
Galatians 4:1
Now I say, That the heir, as long as he is a child, differeth nothing from a servant, though he is lord of all;
Ephesians 1:10
That in the dispensation of the fullness of times he might collect in one all things in Christ, both which are in heaven, and which are on earth; even in him:
1 Peter 1:20
Who verily was fore-ordained before the foundation of the world, but was manifested in these last times for you,

He appeared

Hebrews 9:12
Neither by the blood of goats and calves, but by his own blood; he entered in once into the holy place, having obtained eternal redemption for us.
Hebrews 7:27
Who needeth not daily, as those high priests, to offer up sacrifice, first for his own sins, and then for the people's: for this he did once, when he offered up himself.
Hebrews 10:4
For it is not possible that the blood of bulls and of goats should take away sins.
Leviticus 16:21
And Aaron shall lay both his hands upon the head of the live goat, and confess over him all the iniquities of the children of Israel, and all their transgressions in all their sins, putting them upon the head of the goat, and shall send him away by the hand of a fit man into the wilderness:
2 Samuel 12:13
And David said to Nathan, I have sinned against the LORD. And Nathan said to David, The LORD also hath put away thy sin; thou shalt not die.
2 Samuel 24:10
And David's heart smote him after that he had numbered the people. And David said to the LORD, I have sinned greatly in what I have done: and now, I beseech thee, O LORD, take away the iniquity of thy servant; for I have done very foolishly.
Job 7:21
And why dost thou not pardon my transgression, and take away my iniquity? for now shall I sleep in the dust; and thou shalt seek me in the morning, but I shall not be.
Daniel 9:24
Seventy weeks are determined upon thy people and upon thy holy city to finish the transgression, and to make an end of sins, and to make reconciliation for iniquity, and to bring in everlasting righteousness, and to seal up the vision and prophecy, and to anoint the most Holy.
John 1:29
The next day John seeth Jesus coming to him, and saith, Behold the Lamb of God, who taketh away the sin of the world.
1 Peter 2:24
Who himself bore our sins in his own body on the tree, that we, being dead to sins, should live to righteousness; by whose stripes ye were healed.
1 Peter 3:18
For Christ also hath once suffered for sins, the just for the unjust, that he might bring us to God, being put to death in the flesh, but made alive by the Spirit:
1 John 3:5
And ye know that he was manifested to take away our sins; and in him is no sin.

The sacrifice

Hebrews 9:14
How much more shall the blood of Christ, who through the eternal Spirit offered himself without spot to God, cleanse your conscience from dead works to serve the living God?
Hebrews 10:12
But this man, after he had offered one sacrifice for sins, for ever sat down on the right hand of God;
Ephesians 5:2
And walk in love, as Christ also hath loved us, and hath given himself for us an offering and a sacrifice to God for a sweet-smelling savor.
Titus 2:14
Who gave himself for us, that he might redeem us from all iniquity, and purify to himself a peculiar people, zealous of good works.

General references

Leviticus 11:24
And for these ye shall be unclean: whoever toucheth the carcass of them shall be unclean until the evening.
Leviticus 15:5
And whoever toucheth his bed, shall wash his clothes, and bathe himself in water, and be unclean until the evening.
Leviticus 23:28
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.