John Gills Exposition of the Bible Commentary - Psalms 57:9
I will praise thee, O Lord, among the people ,.... Either among the people of Israel, as Aben Ezra, when each of the tribes meet together; and so it denotes the public manner in which he would praise God for his salvation: or among the Gentiles, as the following clause shows; I will sing unto thee among the nations : the Apostle Paul seems to have reference to this passage in Romans 15:9 ; which he produces as a proof of the Gentiles glorifying God for his mercy in sending the Gospel... read more
Matthew Henry's Complete Commentary - Psalms 57:7-11
How strangely is the tune altered here! David's prayers and complaints, by the lively actings of faith, are here, all of a sudden, turned into praises and thanksgivings; his sackcloth is loosed, he is girded with gladness, and his hallelujahs are as fervent as his hosannas. This should make us in love with prayer, that, sooner or later, it will be swallowed up in praise. Observe, I. How he prepares himself for the duty of praise (Ps. 57:7): My heart is fixed, O God! my heart is fixed. My heart... read more