Matthew 13:42
and will cast them into a furnace of fire; there shall be wailing and gnashing of teeth.
Matthew 13:50
and shall cast them into a furnace of fire: there shall be weeping and gnashing of teeth.
Revelation 16:8-9
And the fourth angel poured out his vase upon the sun; and there was given to it a charge to burn men with fire.
Revelation 20:15
And if any one was not found inscribed on the book of life, he was cast into the lake of fire.
Revelation 21:8
But to those who shrink back through fear, and to the infidels, and to the abominable, and to murderers, and to whoremongers, and to those who use magical incantations, and to idolaters, and to all liars, is their portion [appointed] in the lake which burneth with fire and brimstone; which is the second death.