Albert Barnes' Notes on the Whole Bible - Psalms 28:6
Blessed be the Lord, because he hath heard the voice of my supplications - This is one of those passages which frequently occur in the Psalms, when there has been an earnest and anxious prayer offered to God, and when the answer to the prayer seems to be immediate. The mind of the anxious and troubled pleader becomes calm; the promises of God are brought directly to the soul; the peace which was sought is obtained; and he who began the psalm with deep anxiety and trouble of mind, rejoices at... read more
The Pulpit Commentary - Psalms 28:7
The Lord is my Strength and my Shield (see Psalms 18:1 , Psalms 18:2 ; Psalms 119:114 ). My heart trusted in him, and I am helped . As far as feeling goes, David is already "helped." He feels himself delivered out of his peril. Therefore, he says, my heart greatly rejoiceth; and with my song—literally, out of my song , which is explained to mean "out of my store of song"—will I praise him. He is ready to offer thanksgiving for a mercy not yet received. read more