Romans 11:27

and this shall be my covenant unto them when I shall take away their sins.

Isaiah 27:9

Therefore, in this manner shall the iniquity of Jacob be purged; and this shall be all the fruit, the removal of his sin; when he shall return all the stones of the altar, as chalkstones that are beaten in sunder that they may not raise up the groves, or the images of the sun.

Isaiah 59:21

And this shall be my covenant with them, said the LORD; My spirit that is upon thee, and my words, which I have put in thy mouth, shall not depart out of thy mouth, nor out of the mouth of thy seed, nor out of the mouth of thy seed's seed, saith the LORD, from now on and for ever.

Isaiah 43:25

I, even I, am he that uproots thy rebellions for mine own sake and will not remember thy sins.

Isaiah 55:3

Incline your ear, and come unto me: hear, and your soul shall live; and I will make an eternal covenant with you, even the sure mercies of David.

Jeremiah 31:31-34

Behold, the days come, said the LORD, in which I will make a new covenant with the house of Jacob and with the house of Judah:

Jeremiah 32:38-40

and they shall be my people, and I will be their God:

Jeremiah 50:20

In those days, and in that time, said the LORD, the iniquity of Israel shall be sought for, and there shall be none; and the sins of Judah, and they shall not be found: for I will pardon those whom I shall have left.

Ezekiel 36:25-29

And I will sprinkle clean water upon you, and ye shall be cleansed from all your filthiness, and from all your idols I will cleanse you.

Hosea 14:2

Take with you words, and be converted unto the LORD; say unto him, Take away all iniquity and receive us graciously, so will we render the calves of our lips.

John 1:29

The next day John saw Jesus coming unto him and said, Behold the Lamb of God, who takes away the sin of the world.

Hebrews 8:8-12

For finding fault with them, he said, Behold, the days come, saith the Lord, when I will make a new testament with the house of Israel and with the house of Judah,

Hebrews 10:16

This is the testament that I will make with them after those days, saith the Lord, I will give my laws in their hearts, and in their souls will I write them;

Treasury of Scripture Knowledge

Summary

For this is my covenant unto them, when I shall take away their sins.

Bible References

This

Isaiah 55:3
Incline your ear, and come unto me: hear, and your soul shall live; and I will make an eternal covenant with you, even the sure mercies of David.
Isaiah 59:21
And this shall be my covenant with them, said the LORD; My spirit that is upon thee, and my words, which I have put in thy mouth, shall not depart out of thy mouth, nor out of the mouth of thy seed, nor out of the mouth of thy seed's seed, saith the LORD, from now on and for ever.
Jeremiah 31:31
Behold, the days come, said the LORD, in which I will make a new covenant with the house of Jacob and with the house of Judah:
Jeremiah 32:38
and they shall be my people, and I will be their God:
Hebrews 8:8
For finding fault with them, he said, Behold, the days come, saith the Lord, when I will make a new testament with the house of Israel and with the house of Judah,
Hebrews 10:16
This is the testament that I will make with them after those days, saith the Lord, I will give my laws in their hearts, and in their souls will I write them;

General references

Deuteronomy 30:8
And thou shalt return and thou shalt hear the voice of the LORD and do all his commandments which I command thee this day.
Micah 7:20
Thou wilt perform the truth to Jacob and the mercy to Abraham, which thou hast sworn unto our fathers from the times of old.
Hebrews 8:12
For I will reconcile their iniquities and their sins, and their iniquities I will remember no more.
Hebrews 10:16
This is the testament that I will make with them after those days, saith the Lord, I will give my laws in their hearts, and in their souls will I write them;