John Trapp on Psalms 104:3

Verſ. 3. Who layeth the beams of his chambers in the waters] God, as he hath founded the ſolid earth upon the fluid waters, Pſal. 24.2. So the higheſt heaven upon thoſe waters above the firmament, Gen. 1.7. Pſal. 18.11. This notably ſets forth the wiſdome and power of this Almighty Architect, ſith Artiſts ſay, In ſolido extruendum, the foundation of a building ſhould be hard and rocky, and experience ſealeth to it.

Who maketh the clouds, &c.] Theſe are his Charriot royal, drawn (or rather driven) by the winds, as his Charriot-horſes.