The happiness of them whose sins are forgiven, ver. 1, 2. The necessity of confessing our sins, and of prayer, ver. 3-6. God's promise to them that trust in him, ver. 7-10. An exhortation to rejoice in God, ver. 11. A psalm of David, Maschil. Title of the psalm. Maschil - Or, an instructor. This psalm is fitly so called, because it was composed for the information of the church, in that most important doctrine, the way to true blessedness.