And they will all come and settle in the steep ravines and clefts of the rocks, in all the thornbushes and watering holes.
19. And they shall come. He follows out the same metaphor; for bees commonly seek nests for themselves in caverns, or valleys and bushes, and such like places; as if he had said that there would not be a corner in which the enemy would not settle down and dwell.
After the comfortable promises made to Ahaz as a branch of the house of David, here follow terrible threatenings against him, as a degenerate branch of that house; for though the loving-kindness of God shall not be utterly taken away, for the sake of David and the covenant made with him, yet his iniquity shall be chastened with the rod, and his sin with stripes.
Commenting on Isaiah 7:17-25
And they shall come,.... The Egyptian and Assyrian armies, when the Lord calls for them in his providence, and his time is come to make use of them as a scourge to his people: and shall rest all of them in the desolate valleys: made so by war; this is said in allusion to flies and bees resting on trees and flowers; and signifies that...