Matthew 13:50

και βαλουσιν αυτους εις την καμινον του πυρος εκει εσται ο κλαυθμος και ο βρυγμος των οδοντων

kai baloysin aytoys eis tēn kaminon toy pyros ekei estai o klaythmos kai o brygmos tōn odontōn

King James Version (KJV)

And shall cast them into the furnace of fire: there shall be wailing and gnashing of teeth.

Modern English

and will cast them into the furnace of fire. There will be the weeping and the gnashing of teeth.”