Exodus 10:12
And the LORD said to Moses, Stretch out thy hand over the land of Egypt for the locusts, that they may come upon the land of Egypt, and eat every herb of the land, even all that the hail hath left.
Exodus 7:19
And the LORD spoke to Moses, Say to Aaron, Take thy rod, and stretch out thy hand upon the waters of Egypt, upon their streams, upon their rivers, and upon their ponds, and upon all their pools of water, that they may become blood: and that there may be blood throughout all the land of Egypt, both in vessels of wood, and in vessels of stone.
Exodus 10:4-5
Else, if thou shalt refuse to let my people go, behold, to-morrow will I bring the locusts into thy border: