John Gills Exposition of the Bible Commentary - Psalms 104:10
He sendeth the springs into the valleys ,.... The Targum is, "who sendeth fountains into the rivers.' Either from the waters of the sea, which being drained through the sand, become sweet and drinkable; or from the hills and mountains. This is an instance of divine goodness, that having removed the waters from the earth, and shut them up in the sea, and which, through the saltness of them, not being proper drink for men and beasts, he has been pleased to form and open springs, fountains,... read more
Matthew Henry's Complete Commentary - Psalms 104:10-18
Having given glory to God as the powerful protector of this earth, in saving it from being deluged, here he comes to acknowledge him as its bountiful benefactor, who provides conveniences for all the creatures. I. He provides fresh water for their drink: He sends the springs into the valleys, Ps. 104:10. There is water enough indeed in the sea, that is, enough to drown us, but not one drop to refresh us, be we ever so thirsty?it is all so salt; and therefore God has graciously provided water... read more