Revelation 16:16

16Andκαὶhe gathered togetherσυνήγαγενthemαὐτοὺςuntoεἰςtheτὸνplaceτόποντὸνcalledκαλούμενονin HebrewἙβραϊστὶArmageddonἉρμαγεδών.

And he gathered them together unto the place called in Hebrew Armageddon.