Exodus 7:18

7:18 Fish in the Nile will die, the Nile will stink, and the Egyptians will be unable to drink water from the Nile.”’”

Exodus 15:23

15:23 Then they came to Marah, but they were not able to drink the waters of Marah, because they were bitter. (That is why its name was Marah.)

Exodus 30:9

30:9 You must not offer strange incense on it, nor burnt offering, nor meal offering, and you must not pour out a drink offering on it.