Hebrews 12:29

for our God is a devouring fire.

1 John 1:9

If we confess our sins, faithful is he and righteous to forgive us our sins, and to cleanse us from all unrighteousness.

Romans 3:19-26

Now we know that whatsoever things the law saith, it speaks to those who are under the law: that every mouth might be sealed up, and all the world become criminal before God.

Romans 4:7-8

"Blessed are they whose unrighteousnesses are forgiven, and whose sins are covered up.

Romans 9:22-23

But what if God, willing to display his wrath, and to make known what is possible with him, hath borne with much long-suffering the vessels of wrath fitted for perdition:

Ephesians 1:7

in whom we have redemption through his blood, even the forgiveness of sins, according to the riches of his grace;

Ephesians 4:32

but be ye kind one to another, full of sensibility, forgiving mutually, even as God in Christ hath forgiven you.

Revelation 20:15

And if any one was not found inscribed on the book of life, he was cast into the lake of fire.

Revelation 21:8

But to those who shrink back through fear, and to the infidels, and to the abominable, and to murderers, and to whoremongers, and to those who use magical incantations, and to idolaters, and to all liars, is their portion [appointed] in the lake which burneth with fire and brimstone; which is the second death.

Matthew 6:14-15

For if ye forgive men their offences, your heavenly Father will also forgive you:

Matthew 12:31

Therefore I say unto you, All sin and blasphemy shall be forgiven to men; but the blasphemy against the Spirit shall not be forgiven to men.

Matthew 18:32-35

Then his lord, calling him before him, said to him, Thou vile slave! all that debt I forgave thee, because thou besoughtest me:

Luke 7:42

But having nothing to pay, he forgave them both. Tell me, which of these, then, will love him most?

Luke 7:48

And he said to her, Thy sins are forgiven.

Acts 5:31

Him hath God exalted at his right hand to be a Prince and a Saviour, to give repentance unto Israel, and remission of sins.

Acts 13:38

Be it therefore known unto you, men and brethren, that through this man remission of sin is proclaimed to you:

Romans 2:4-9

Or despisest thou the riches of his kindness and patience and long-suffering, ignorant that this goodness of God is leading thee to repentance?

Treasury of Scripture Knowledge

Summary

Keeping mercy for thousands, forgiving iniquity and transgression and sin, and that will by no means clear the guilty; visiting the iniquity of the fathers upon the children, and upon the children's children, unto the third and to the fourth generation.

General references

Bible References

Forgiving

Matthew 6:14
For if ye forgive men their offences, your heavenly Father will also forgive you:
Matthew 12:31
Therefore I say unto you, All sin and blasphemy shall be forgiven to men; but the blasphemy against the Spirit shall not be forgiven to men.
Matthew 18:32
Then his lord, calling him before him, said to him, Thou vile slave! all that debt I forgave thee, because thou besoughtest me:
Luke 7:42
But having nothing to pay, he forgave them both. Tell me, which of these, then, will love him most?
Acts 5:31
Him hath God exalted at his right hand to be a Prince and a Saviour, to give repentance unto Israel, and remission of sins.
Acts 13:38
Be it therefore known unto you, men and brethren, that through this man remission of sin is proclaimed to you:
Romans 4:7
"Blessed are they whose unrighteousnesses are forgiven, and whose sins are covered up.
Ephesians 1:7
in whom we have redemption through his blood, even the forgiveness of sins, according to the riches of his grace;
Ephesians 4:32
but be ye kind one to another, full of sensibility, forgiving mutually, even as God in Christ hath forgiven you.
1 John 1:9
If we confess our sins, faithful is he and righteous to forgive us our sins, and to cleanse us from all unrighteousness.

That will by no means clear the guilty

Romans 2:4
Or despisest thou the riches of his kindness and patience and long-suffering, ignorant that this goodness of God is leading thee to repentance?
Romans 3:19
Now we know that whatsoever things the law saith, it speaks to those who are under the law: that every mouth might be sealed up, and all the world become criminal before God.
Romans 9:22
But what if God, willing to display his wrath, and to make known what is possible with him, hath borne with much long-suffering the vessels of wrath fitted for perdition:
Hebrews 12:29
for our God is a devouring fire.
Revelation 20:15
And if any one was not found inscribed on the book of life, he was cast into the lake of fire.
Revelation 21:8
But to those who shrink back through fear, and to the infidels, and to the abominable, and to murderers, and to whoremongers, and to those who use magical incantations, and to idolaters, and to all liars, is their portion [appointed] in the lake which burneth with fire and brimstone; which is the second death.

General references

Luke 1:50
And his mercy is upon those who fear him, from generation to generation.