Psalm 51:1 in the World English Bible
Have mercy on me, God, according to your loving kindness. According to the multitude of your tender mercies, blot out my transgressions.
Context
1 Have mercy upon me, O God, according to thy lovingkindness: according unto the multitude of thy tender mercies blot out my transgressions.
2 Wash me throughly from mine iniquity, and cleanse me from my sin.