Acts 3:19

Repent ye, therefore, and turn, that your sins may be blotted out, that so there may come seasons of refreshing from the presence of the Lord;

Colossians 2:14

having blotted out the hand-writing in decrees against us, which was contrary to us, and He has taken it out of the midst, nailing it to the cross;

Romans 5:20-21

And the law entered, that the trespass might abound; but where sin abounded, grace did super-abound;

Ephesians 1:6-8

to the praise of the glory of His grace, which He graciously bestowed on us in the Beloved;

Ephesians 2:4-7

but God, being rich in mercy, on account of His great love wherewith 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
And the law entered, that the trespass might abound; but where sin abounded, grace did super-abound;
Ephesians 1:6
to the praise of the glory of His grace, which He graciously bestowed on us in the Beloved;
Ephesians 2:4
but God, being rich in mercy, on account of His great love wherewith He loved us,