Cross reference
Exodus 9:24
24 So there was hail, and fire mingled with the hail, very grievous, such as had not been in all the land of Egypt since it became a nation.
Exodus 9:23
23 And Moses stretched forth his rod toward heaven: and Jehovah sent thunder and hail, and fire ran down unto the earth; and Jehovah rained hail upon the land of Egypt.
Exodus 10:6
6 and thy houses shall be filled, and the houses of all thy servants, and the houses of all the Egyptians; as neither thy fathers nor thy fathers' fathers have seen, since the day that they were upon the earth unto this day. And he turned, and went out from Pharaoh.
Matthew 24:21
21 for then shall be great tribulation, such as hath not been from the beginning of the world until now, no, nor ever shall be.