Commentaries:
Jamieson, Fausset, and Brown
the rain of thy land powder and dust—an allusion probably to the dreadful effects of tornadoes in the East, which, raising the sands in immense twisted pillars, drive them along with the fury of a tempest. These shifting sands are most destructive to cultivated lands; and in consequence of their encroachments, many once fertile regions of the East are now barren deserts.
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