John Gills Exposition of the Bible Commentary - Psalms 40:3
And he hath put a new song in my mouth, even praise to our God ,.... Sung by him in the midst of the great congregation of angels and saints, upon his resurrection, ascension, and session at the right hand of God; see Psalm 22:22 ; when he went to his God and ours, to his Father and ours; and in which song he is joined by all his people above and below, Revelation 5:9 ; many shall see it , and fear, and shall trust in the Lord ; even all the elect of God, as many as are ordained... read more
Matthew Henry's Complete Commentary - Psalms 40:1-5
In these verses we have, I. The great distress and trouble that the psalmist had been in. He had been plunged into a horrible pit and into miry clay (Ps. 40:2), out of which he could not work himself, and in which he found himself sinking yet further. He says nothing here either of the sickness of his body or the insults of his enemies, and therefore we have reason to think it was some inward disquiet and perplexity of spirit that was now his greatest grievance. Despondency of spirit under the... read more