ISB ~ 2 Peter 1 v9

cleansed from … sins:Experienced first in Baptism (Acts 22:16) and then in an ongoing way by confessing our faults and seeking the Lord’s mercy (Mt 6:12; 1 Jn 1:9). The point here is that forgiveness obliges us to mend our ways and to make progress in holiness (2 Pet 1:3).