Exodus 10:14

and the grasshoppers went up over all the land of Egypt and lighted in all quarters of Egypt very grievously: so that before them were there no such grasshoppers, neither after them shall be.

Psalm 78:46

How he gave their fruits unto the caterpillar, and their labour unto the grasshopper;

Exodus 10:5-6

and they shall cover the face of the earth that it cannot be seen. And they shall eat the residue, which remaineth unto you and escaped the hail. And they shall eat all your green trees upon the field.

Exodus 11:6

And there shall be a great cry throughout all the land of Egypt: so that there was never none like, nor shall be.

Deuteronomy 28:42

All thy trees and fruit of thy land shall be marred with blasting.

1 Kings 8:37

If there chance dearth in the land, pestilence, blasting or withering of corn, or that the fruits be devoured of grasshoppers or caterpillars, or if their enemies besiege them in the land and in their own cities, or whatsoever plague or sickness chance:

Psalm 105:34-35

He spake the word, and the grasshoppers came, and caterpillars innumerable,

Joel 1:2-4

Hear, O ye elders! Ponder this well, all ye that dwell in the land, if ever there happened such a thing in your days, or in the days of your fathers.

Joel 2:1-11

Blow out the trumpet in Zion, and cry upon my holy hill: that all such as dwell in the land, may tremble at it. For the day of the LORD cometh, and is hard at hand:

Revelation 9:3-7

And there came out of the smoke locusts upon the earth: And unto them was given power as the scorpions of the earth have power.

Treasury of Scripture Knowledge

Summary

And the locusts went up over all the land of Egypt, and rested in all the coasts of Egypt: very grievous were they; before them there were no such locusts as they, neither after them shall be such.

Very grievous

Bible References

Very grievous

Exodus 10:5
and they shall cover the face of the earth that it cannot be seen. And they shall eat the residue, which remaineth unto you and escaped the hail. And they shall eat all your green trees upon the field.
Joel 1:2
Hear, O ye elders! Ponder this well, all ye that dwell in the land, if ever there happened such a thing in your days, or in the days of your fathers.

Before

Exodus 10:6
And they shall fill thy houses and all thy servants' houses, and the houses of all the Egyptians; after such a manner as neither thy fathers nor thy fathers' fathers have seen, since the time they were upon the earth unto this day.'" And he turned himself about, and went out from Pharaoh.
Exodus 11:6
And there shall be a great cry throughout all the land of Egypt: so that there was never none like, nor shall be.
Joel 2:2
a dark and gloomy day, a cloudy and black day. As the morning is spread over the mountains, so it this populous and strong people: such as have not been since the beginning, neither shall be after them for evermore.