2, 3. My doctrine shall drop, &c.—The language may justly be taken as uttered in the form of a wish or prayer, and the comparison of wholesome instruction to the pure, gentle, and insinuating influence of rain or dew, is frequently made by the sacred writers (Isa 5:6; 55:10, 11).

     4. as the tender grass springing out of the earth by clear shining after rain—Little patches of grass are seen rapidly springing up in Palestine after rain; and even where the ground has been long parched and bare, within a few days or hours after the enriching showers begin to fall, the face of the earth is so renewed that it is covered over with a pure fresh mantle of green.

     6. A beautiful figure expresses the grateful nature of His influence;

     6. I will . . . command—The parable is partly dropped and Jehovah, as in Isa 5:7, is implied to be the Owner: for He alone, not an ordinary husbandman (Mt 21:43; Lu 17:22), could give such a "command."