John the Apostle
Revelation 19:6BSB·traditional attribution

And I heard a sound like the roar of a great multitude, like the rushing of many waters, and like a mighty rumbling of thunder, crying out: “Hallelujah! For the Lord our God the Almighty reigns.

Matthew Henry Presbyterian @wholebiblehenry

The triumphant song being ended, and epithalamium, or marriage-song, begins, Rev 19:6. Here observe, I. The concert of heavenly music. The chorus was large and loud, as the voice of many waters and of mighty thunderings. God is fearful in praises. There is no discord in heaven; the morning stars sing together; no jarring string, nor key untuned, but pure and perfect melody. II.

Commenting on Revelation 19:5-10

John Gill Reformed Baptist @doctorgill

And I heard, as it were, the voice of a great multitude,.... Even of all the servants of the Lord, and them that fear him, small and great; a vast multitude of converted Jews and Gentiles, in the several parts of the world, who in answer to the voice out of the throne, which came with great power and energy, lift up their voices in...

Albert Barnes Presbyterian @notesbybarnes

Verse 6. And I heard as it were the voice of a great multitude. In , he says that he "heard a great voice of much people;" here he says he "heard as it were a voice of great multitude." That is, in the former case he heard a shout that he at once recognised as the voice of a great multitude of persons; here...