John Gills Exposition of the Bible Commentary - Isaiah 66:16
For by fire, and by his sword, will the Lord plead with all flesh ,.... With the Mahometans, the Turks, the Ottoman empire, against whom he will call for a sword, and will rain upon them fire and brimstone, signified by Gog and Magog, Ezekiel 38:22 and with the other antichristian powers at the battle of Armageddon; and when the fourth vial will be poured upon the sun, and men will be scorched with fire; see Revelation 16:8 , and the slain of the Lord shall be many ; that is, those... read more
Matthew Henry's Complete Commentary - Isaiah 66:15-24
These verses, like the pillar of cloud and fire, have a dark side towards the enemies of God's kingdom and all that are rebels against his crown, and a bright side towards his faithful loyal subjects. Probably they refer to the Jews in captivity in Babylon, of whom some are said to have been sent thither for their hurt, and with them God here threatens to proceed in his controversy; they hated to be reformed, and therefore should be ruined by the calamity (Jer. 24:9); others were sent thither... read more