Reference: Blot
Easton
a stain or reproach (Job 31:7; Pr 9:7). To blot out sin is to forgive it (Ps 51:1,9; Isa 44:22; Ac 3:19). Christ's blotting out the handwriting of ordinances was his fulfilling the law in our behalf (Col 2:14).
See Verses Found in Dictionary
If I have stepped away from the way, or if my heart covets whatever my eyes see, or if some other blemish clings to my hands,
Have mercy, God, according to your gracious love, according to your unlimited compassion, erase my transgressions.
Hide your countenance from my sins and erase the record of my iniquities.
Whoever corrects a mocker invites only insult, and whoever rebukes the wicked will himself become stained.
I've wiped away your transgressions like a cloud and your sins like mist. Return to me; because I've redeemed you.
Therefore, repent and turn to him to have your sins blotted out,
having erased the charges that were brought against us, along with their obligations that were hostile to us. He took those charges away when he nailed them to the cross.