Revelation 19:21

An Understandable Version (2005 edition)

Then the rest of them [i.e., the kings and their armies. Verse 19] were killed with the sword that came out of the mouth of the One riding the horse. And all the birds gorged on their flesh.

Cross References

Revelation 1:16

And He had seven stars in His right hand [See verse 20], and a sharp, double-edged sword came out of His mouth. And His face [shone] as the sun, shining in [all] its brilliance.

Revelation 17:16

And the ten horns and the beast you saw will hate the prostitute and will take away everything from her, leaving her naked; they will eat her flesh and will burn her up with fire.