Albert Barnes' Notes on the Whole Bible - Psalms 36:9
For with thee is the fountain of life - The fountain or source from which all life flows. All living beings derive their origin from thee, as streams flow from fountains; all that is properly “called” life proceeds from thee; everything which makes life real life - which makes it desirable or happy - has its origin in thee. The psalmist evidently meant here to include more than mere “life” considered as animated existence. He recalls what he had referred to in the previous verses - the various... read more
The Pulpit Commentary - Psalms 36:9
The fountain of life. This short but sublime psalm opens in a minor key. With a few powerful strokes the psalmist paints the blindness, untruthfulness, blasphemous presumption of an ungodly life—a life void of godly fear, and of that hatred of evil without which there is no true love of goodness. Then as with a sudden recoil from this hateful spectacle, the psalmist turns to God, pouring forth a noble strain of praise. He contemplates God's mercy, truth, justice, bountiful providence, and... read more