John the Apostle
Revelation 12:15ESV·traditional attribution

The serpent poured water like a river out of his mouth after the woman, to sweep her away with a flood.

Matthew Henry Presbyterian @wholebiblehenry

We have here an account of this war, so happily finished in heaven, or in the church, as it was again renewed and carried on in the wilderness, the place to which the church had fled, and where she had been for some time secured by the special care of her God and Saviour. Observe, I.

Commenting on Revelation 12:12-17

John Gill Reformed Baptist @doctorgill

And the serpent cast out of his mouth water as a flood,.... Which cannot design any persecution before the fall of Paganism, either of the Jews, or of the Romans; nor indeed the Arian persecution, since the casting out of this flood is distinguished from the above persecution, and was after the church began to flee upon that persecution; though it is not unusual for...

Albert Barnes Presbyterian @notesbybarnes

Verse 15. And the serpent cast out of his mouth water as a flood. This is peculiar and uncommon imagery, and it is not necessary to suppose that anything like this literally occurs in nature. Some serpents are indeed said to eject from their mouths poisonous bile when they are enraged, in order to annoy their pursuers; and some sea-monsters, it is known, spout forth...