Hebrews 9:26

(for then He must indeed have suffered often since the foundation of the world) but now once at the conclusion of the ages He hath been made manifest for the abolishing of sin by the sacrifice of himself.

Hebrews 1:2

whom He hath appointed heir of all things, by whom also He made the worlds.

Hebrews 7:27

who hath no need, as the Levitical high-priests had, daily to offer sacrifices first for his own sins, and then for those of the people: for this He did once for all, in offering up Himself.

Hebrews 9:12

nor by the blood of goats and calves, but by his own blood, having obtained eternal redemption for us.

1 Peter 1:20

who was indeed appointed before the foundation of the world, but manifested in these last times, for your sakes,

1 Peter 3:18

As Christ also once suffered for sins, the just for the unjust (that He might introduce us to God) being indeed put to death in the flesh, but raised to life by the Spirit:

1 John 3:5

And ye know that He was manifested, to take away our sins: and in Him there 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 as examples: and are written for our admonition, on whom the last ages are come.

Ephesians 5:2

even as Christ hath loved us, and given Himself up for us, an offering and a sacrifice to God for an odor of sweet perfume.

Hebrews 9:14

how much more shall the blood of Christ, who through the eternal Spirit offered himself spotless to God, purify your conscience from dead works, that ye may 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 He having offered one sacrifice for sins, is for ever sat down at the right hand of God;

John 1:29

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

John 17:24

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

Galatians 4:1

Now as long as the heir is a child, he differeth nothing from a servant, though he is to be lord of all:

Ephesians 1:10

that in the dispensation of the fulness of times, He might reduce all things, both in heaven and on earth, under one head in Christ:

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 believe shall enter into rest, as He said above, "So I sware in my wrath, they shall not enter into my rest:" though the works of creation were finished from the foundation of the world:

Hebrews 10:4

For it is impossible that the blood of bulls and of goats should take away sins.

Hebrews 10:26

For if we sin wilfully after having received the knowledge of the truth, there remaineth no more sacrifice for sins;

1 Peter 2:24

Who Himself bare our sins in his own body on the cross, that we being dead to sins, might live unto righteousness: by whose stripes ye are healed.

Revelation 13:8

So that all who 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, which thou sawest, was, and is not; but will rise out of the abyss, and go into perdition: and they that dwell on the earth (whose names are not written on the book of life from the foundation of the world) shall wonder, when they behold the beast that was, and is not, and yet is to be.

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 desire that they also, whom thou hast given me, may be with me where I am; that they may behold my glory, which thou hast given me: for Thou lovedst me before the foundation of the world.
1 Peter 1:20
who was indeed appointed before the foundation of the world, but manifested in these last times, for your sakes,
Revelation 13:8
So that all who 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, which thou sawest, was, and is not; but will rise out of the abyss, and go into perdition: and they that dwell on the earth (whose names are not written on the book of life from the foundation of the world) shall wonder, when they behold the beast that was, and is not, and yet is to be.

In

Hebrews 1:2
whom He hath appointed heir of all things, by whom also He made the worlds.
1 Corinthians 10:11
Now all these things happened to them as examples: and are written for our admonition, on whom the last ages are come.
Galatians 4:1
Now as long as the heir is a child, he differeth nothing from a servant, though he is to be lord of all:
Ephesians 1:10
that in the dispensation of the fulness of times, He might reduce all things, both in heaven and on earth, under one head in Christ:
1 Peter 1:20
who was indeed appointed before the foundation of the world, but manifested in these last times, for your sakes,

He appeared

Hebrews 9:12
nor by the blood of goats and calves, but by his own blood, having obtained eternal redemption for us.
Hebrews 7:27
who hath no need, as the Levitical high-priests had, daily to offer sacrifices first for his own sins, and then for those of the people: for this He did once for all, in offering up Himself.
Hebrews 10:4
For it is impossible that the blood of bulls and of goats should take away sins.
John 1:29
The next day John seeth Jesus coming towards him, and saith, Behold the Lamb of God that taketh away the sin of the world.
1 Peter 2:24
Who Himself bare our sins in his own body on the cross, that we being dead to sins, might live unto righteousness: by whose stripes ye are healed.
1 Peter 3:18
As Christ also once suffered for sins, the just for the unjust (that He might introduce us to God) being indeed put to death in the flesh, but raised to life by the Spirit:
1 John 3:5
And ye know that He was manifested, to take away our sins: and in Him there is no sin.

The sacrifice

Hebrews 9:14
how much more shall the blood of Christ, who through the eternal Spirit offered himself spotless to God, purify your conscience from dead works, that ye may serve the living God?
Hebrews 10:12
but He having offered one sacrifice for sins, is for ever sat down at the right hand of God;
Ephesians 5:2
even as Christ hath loved us, and given Himself up for us, an offering and a sacrifice to God for an odor of sweet perfume.
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.