Joseph Benson's Commentary of the Old and New Testaments - Psalms 118:28-29
Psalms 118:28-29. Thou art my God, and I will praise thee, &c. In these verses the psalmist subjoins his own thankful acknowledgments of divine goodness, in which he calls upon others to join with him, and give thanks unto the Lord, because his mercy endureth for ever Thus he concludes the Psalm as he began it, Psalms 118:1, for God’s glory must be the Alpha and Omega, the beginning and the end, of all our addresses to him. read more
Albert Barnes' Notes on the Whole Bible - Psalms 118:29
O give thanks unto the Lord ... - The psalm closes, as it began, with an exhortation to praise God. In the beginning of the psalm, it was a general exhortation; here it is an exhortation founded on the course of thought in the psalm, or as a proper conclusion from what had been referred to in the psalm. Evidence had been given that the Lord was good; on the ground of that, all people are exhorted to give him thanks. read more