Adam Clarke's Commentary on the Bible - Exodus 10:23
They saw not one another - So deep was the obscurity, and probably such was its nature, that no artificial light could be procured; as the thick clammy vapors would prevent lamps, etc., from burning, or if they even could be ignited, the light through the palpable obscurity, could diffuse itself to no distance from the burning body. The author of the book of The Wisdom of Solomon 17:2-19, gives a fearful description of this plague. He says, "The Egyptians were shut up in their houses, the... read more
Adam Clarke's Commentary on the Bible - Exodus 10:21
Darkness which may be felt - Probably this was occasioned by a superabundance of aqueous vapors floating in the atmosphere, which were so thick as to prevent the rays of the sun from penetrating through them; an extraordinarily thick mist supernaturally, i.e., miraculously, brought on. An awful emblem of the darkened state of the Egyptians and their king. read more