Else, if you will not let my people go, behold, I will send swarms of flies upon you, and upon your servants, and upon your people, and into your houses: and the houses of the Egyptians shall be full of swarms of flies, and also the ground on which they are.
All Commentaries on Exodus 8:21 Go To Exodus 8
George Leo Haydock
AD 1849
Flies. Hebrew heharob. Septuagint, "dog-flies. "Some include under this plague all sorts of wild beasts. (Josephus, ii. 13; Wisdom xi. 9, 16, 18.) Insects are very troublesome, and the pagans honoured Jupiter with the title of Apomuios, because he delivered them from flies. Beelzebub, "the god-fly "got his name for the same reason, 4 Kings i. 1. (Calmet)