en_tn/mat/24/51.md

cut him in pieces

This is an idiom that means to make the person suffer terribly. (See: rc://en/ta/man/translate/figs-idiom)

assign him a place with the hypocrites

"put him with the hypocrites" or "send him to the place where hypocrites are sent"

there will be weeping and grinding of teeth

"Grinding of teeth" here is a symbolic act, representing extreme suffering. See how you translated this in Matthew 8:12. Alternate translation: "people will weep and grind their teeth because of their suffering" (See: rc://en/ta/man/translate/translate-symaction)