Yet I will rejoice in the Lord. Unshaken in confidence, the prophet, representing the faithful Israelite, expresses his unbounded joy at the prospect of salvation which opens to him beyond the present affliction.
The psalmist often thus shews his exulting faith (see Psalms 5:7; Psalms 13:6; Psalms 17:14, Psalms 17:15; Psalms 31:19). I will joy. I will shout for joy; my joy shall express itself outwardly. The God of my salvation (see note on Micah 7:7).
The God who judges the nations to procure the final salvation of his people. Septuagint, τῷ θεῷ τῷ σωτῆρί μου, "God my Saviour;" Vulgate, In Deo Jesu meo. From this gloss of St. Jerome some of the Fathers have argued for the existence in this passage of a revelation of the incarnation of Christ and the redemption wrought by him.