Exodus 10:12
The Lord said to Moses, "Extend your hand over the land of Egypt for the locusts, that they may come up over the land of Egypt and eat everything that grows in the ground, everything that the hail has left."
Exodus 7:19
Then the Lord said to Moses, "Tell Aaron, 'Take your staff and stretch out your hand over Egypt's waters -- over their rivers, over their canals, over their ponds, and over all their reservoirs -- so that it becomes blood.' There will be blood everywhere in the land of Egypt, even in wooden and stone containers."
Exodus 10:4-5
But if you refuse to release my people, I am going to bring locusts into your territory tomorrow.