The trees of the LORD are watered abundantly, the cedars of Lebanon that he planted.
PSALM 104 This psalm differs from the preceding, inasmuch as it neither treats of the special benefits which God bestows upon his Church, nor lifts us up to the hope of the heavenly life, but by presenting to us a lively image of his wisdom, power, and goodness in the creation of the world, and in the order of nature, encourages us to praise him...
Commenting on Psalm 104:1-35
The watering of the hills not only produces the grass and the cultivated herbs, but also the nobler species of vegetation, which come not within the range of human culture: The trees of the Lord—the greatest, noblest, and most royal of trees; those too which are unowned of man, and untouched by his hand.
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, Psa 104:10.
Commenting on Psalm 104:10-18