Revelation 11:18

The nations were enraged, but thy wrath is come, and the time of the dead, that they should be judged, and to give a reward to thy servants the prophets, and to the saints, and to those that fear thy name, small and great; and to destroy them that destroy the earth.

Revelation 16:6

and thou hast given them blood to drink; for they are worthy.

Revelation 16:14

for they are the spirits of demons, working miracles, which go forth unto the kings of the earth and of the whole world, to bring them together to the battle of that great day of God almighty.

Revelation 16:16

And he gathered them together into a place called in Hebrew Armageddon.

Revelation 18:20-21

Rejoice over her, O heaven, and ye holy apostles and prophets, for God hath avenged you on her.

Revelation 19:19-21

And I saw the beast, and the kings of the earth, and their armies gathered together to make war with him that sitteth upon the horse, and against his army.

Revelation 20:8

Satan shall be loosed from his confinement, and shall go forth to deceive the nations, that are in the four corners of the earth, Gog and Magog, to gather them together to war, whose number is as the sand of the sea.

Treasury of Scripture Knowledge

Summary

I will also gather all nations, and will bring them down into the valley of Jehoshaphat, and will plead with them there for my people and for my heritage Israel, whom they have scattered among the nations, and parted my land.

Bible References

Also

Revelation 16:14
for they are the spirits of demons, working miracles, which go forth unto the kings of the earth and of the whole world, to bring them together to the battle of that great day of God almighty.
Revelation 19:19
And I saw the beast, and the kings of the earth, and their armies gathered together to make war with him that sitteth upon the horse, and against his army.
Revelation 20:8
Satan shall be loosed from his confinement, and shall go forth to deceive the nations, that are in the four corners of the earth, Gog and Magog, to gather them together to war, whose number is as the sand of the sea.

Will plead

Revelation 11:18
The nations were enraged, but thy wrath is come, and the time of the dead, that they should be judged, and to give a reward to thy servants the prophets, and to the saints, and to those that fear thy name, small and great; and to destroy them that destroy the earth.
Revelation 16:6
and thou hast given them blood to drink; for they are worthy.
Revelation 18:20
Rejoice over her, O heaven, and ye holy apostles and prophets, for God hath avenged you on her.