John the Apostle
Revelation 12:16ESV·traditional attribution

But the earth came to the help of the woman, and the earth opened its mouth and swallowed the river that the dragon had poured from his mouth.

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 earth helped the woman,.... By opening itself, and taking in what the serpent cast out, so that it could not reach the woman, and annoy her, as follows: and the earth opened her mouth; as it did when it swallowed up Korah, Dathan, and Abiram, Num 16:30; to which history this may have some respect: and swallowed up the flood which the dragon...

Albert Barnes Presbyterian @notesbybarnes

Verse 16. And the earth helped the woman. The earth seemed to sympathize with the woman in her persecutions, and to interpose to save her. The meaning is, that a state of things would exist in regard to the church thus driven into obscurity, which would be well represented by what is here said to occur. It was cut off from human aid. It was still in danger; still persecuted.