31 He spoke, and there came fly swarms and gnats in all their borders.
Psalms 105:31 Cross References - MKJV
Exodus 8:16-18
16 And Jehovah said to Moses, Say to Aaron: Stretch out your rod, and strike the dust of the land, so that it may become lice throughout all the land of Egypt.
17 And they did so. For Aaron stretched out his hand with his rod and struck the dust of the earth. And it became lice in man and in beast. All the dust of the land became lice throughout all the land of Egypt.
18 And the magicians did so with their secret arts to bring forth lice, but they could not. So there were lice upon man and upon beast.
Exodus 8:21-24
21 And if you will not let My people go, behold, I will send swarms of flies on you, and on your servants, and on your people, and into your house. And the houses of the Egyptians shall be full of swarms of flies, and also the ground on which they are.
22 And in that day I will cut off the land of Goshen, in which My people live, so that no swarms of flies shall be there, so that you may know that I am Jehovah in the midst of the earth.
23 And I will put a dividing line between My people and your people. This miracle shall be tomorrow.
24 And Jehovah did so. And teeming swarms of flies came into the house of Pharaoh, and into his servants' houses, and into all the land of Egypt. The land was destroyed because of the swarms.
Psalms 78:45
45 He sent different kinds of flies among them, which devoured them; and frogs, which destroyed them.
Isaiah 7:18
18 And it shall be, in that day Jehovah shall hiss for the fly at the end of the rivers of Egypt, and for the bee that is in the land of Assyria.