John Gills Exposition of the Bible Commentary - Psalms 144:10
It is he that giveth salvation to kings ,.... Which is the reason of singing the new song to the Lord, or this is the matter of it. The Lord is the Preserver of men and beasts, the Saviour of all men, and especially of them that believe; who are in a spiritual sense kings and priests unto God; and in a temporal sense he saves high and low, rich and poor: but there is a particular providence respecting kings; who, as they are the powers ordained of God, and are his vicegerents on earth, and... read more
Matthew Henry's Complete Commentary - Psalms 144:9-15
The method is the same in this latter part of the psalm as in the former; David first gives glory to God and then begs mercy from him. I. He praises God for the experiences he had had of his goodness to him and the encouragements he had to expect further mercy from him, Ps. 144:9, 10. In the midst of his complaints concerning the power and treachery of his enemies, here is a holy exultation in his God: I will sing a new song to thee, O God! a song of praise for new mercies, for those... read more