The spiritual effects of the Sacrament of Penance are:
Catechism of the Catholic Church #1496
1. Reconciliation with God by which the penitent recovers grace;
2. Reconciliation with the Church;
3. Remission of the eternal punishment incurred by mortal sins;
4. Remission, at least in part, of temporal punishments resulting from sin;
5. Peace and serenity of conscience, and spiritual consolation;
6. An increase of spiritual strength for the Christian battle.

