It shall become fine dust over all the land of Egypt, and become boils breaking out in sores on man and beast throughout all the land of Egypt.”
Observe here, concerning the plague of boils and blains, I. When they were not wrought upon by the death of their cattle, God sent a plague that seized their own bodies, and touched them to the quick. If less judgments do not do their work, God will send greater.
Commenting on Exodus 9:8-12
And it shall become small dust in all the land of Egypt,.... Which ashes, thrown up into the air, should be so multiplied and spread as to be over all the land of Egypt, and come down like showers of snow or sleet everywhere, only of a hot and scalding nature; or these handfuls of ashes were to be cast up into the air, and...
This plague struck the Egyptians' very persons as ulcerous eruptions on skin and flesh, not from natural causes but from the specific action of Moses in Pharaoh's sight, an unmistakable mark of divine judgment, not mere magic.
AI summary
Commenting on Exodus 9:8-17