Psalms 51:1
“Have mercy upon me, O God, according to thy lovingkindness: according unto the multitude of thy tender mercies blot out my transgressions.”
Have mercy upon me, O God, according to thy lovingkindness: according unto the multitude of thy tender mercies blot out my transgressions.
Wash me throughly from mine iniquity, and cleanse me from my sin.
For I acknowledge my transgressions: and my sin is ever before me.
Counter-Arguments
The strongest case that this verse does not belong in this theme.

Cross-References
“Repent ye therefore, and be converted, that your sins may be blotted out, when the times of refreshing shall come from the presence of the Lord;”
“I have blotted out, as a thick cloud, thy transgressions, and, as a cloud, thy sins: return unto me; for I have redeemed thee.”
“I, even I, am he that blotteth out thy transgressions for mine own sake, and will not remember thy sins.”
“Hide thy face from my sins, and blot out all mine iniquities.”
“Blotting out the handwriting of ordinances that was against us, which was contrary to us, and took it out of the way, nailing it to his cross;”