Acts 3:19

Repent therefore, and turn again, so that your sins may be wiped out, that times of refreshing may come from the presence of the Lord,

Colossians 2:14

having canceled the certificate of debt, which stood against us with its decrees. He took what was hostile away from us, nailing it to the cross.

Romans 5:20-21

Law came in, that the trespass might increase. But where sin increased, grace abounded all the more,

Ephesians 1:6-8

to the praise of his glorious grace, which he freely bestowed on us in the Beloved.

Ephesians 2:4-7

But God, who is rich in mercy, because of his great love with which he loved us,

Treasury of Scripture Knowledge

Summary

{To the chief Musician, A Psalm of David, when Nathan the prophet came unto him, after he had gone in to Bathsheba.} Have mercy upon me, O God, according to thy lovingkindness: according unto the multitude of thy tender mercies blot out my transgressions.

Bible References

O god

Romans 5:20
Law came in, that the trespass might increase. But where sin increased, grace abounded all the more,
Ephesians 1:6
to the praise of his glorious grace, which he freely bestowed on us in the Beloved.
Ephesians 2:4
But God, who is rich in mercy, because of his great love with which he loved us,