the fish

Exodus 7:21
The fish in the Nile died, and the river smelled so bad that the Egyptians could not drink its water. There was blood throughout the land of Egypt.

Egyptians.

Exodus 7:24
So all the Egyptians dug around the Nile for water to drink, because they could not drink the water from the river.

Numbers 11:20
but for a whole month--until it comes out of your nostrils and makes you nauseous--because you have despised the LORD who is among you, and cried out before Him saying, 'Why did we ever leave Egypt?'"

Numbers 21:5
and spoke against God and against Moses: "Why have you led us up out of Egypt to die in the wilderness? There is no bread or water, and we detest this wretched food!"