Romans 3:24-26

being justified freely by his grace through the redemption in Christ Jesus,

Romans 5:21

that as sin reigned in death, so the grace shall reign through righteousness in life eternal through Jesus Christ our Lord.

Ephesians 1:7-8

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

Treasury of Scripture Knowledge

Summary

The LORD is longsuffering, and of great mercy, forgiving iniquity and transgression, and by no means clearing the guilty, visiting the iniquity of the fathers upon the children unto the third and fourth generation.

Bible References

Long-suffering

Romans 3:24
being justified freely by his grace through the redemption in Christ Jesus,
Romans 5:21
that as sin reigned in death, so the grace shall reign through righteousness in life eternal through Jesus Christ our Lord.
Ephesians 1:7
in whom we have the redemption through his blood, the forgiveness of sins, according to the riches of his grace,