Matthew Poole and continuators on Exodus 8:16

16 And the LORD said unto Moses, Say unto Aaron , Stretch out thy rod, and smite the dust of the land, that it may become lice throughout all the land of Egypt.

God, it seems, gave him no warning, because he shewed himself in the very last plague to be both per[illegible: 1+ letters]idious and incorrigible. Others think, he was forewarned, though that be not here expressed.

So the Hebrew word is rendred by all the Iewish and most other Interpreters. But it is probable, that what is said of the locusts, Exod. 10. 14. was true of these, that they were much more loathsome and troublesome then ordinary.