en_tn_condensed/mat/12/41.md

The men of Nineveh

"The citizens of Nineveh"

at the judgment

"on judgment day" or "when God judges people"

this generation of people

This refers to the Jews who were alive when Jesus was preaching.

and will condemn it

"and will accuse this generation of people"

and see

"and look." This emphasizes what Jesus says next.

someone greater than Jonah is here

"someone more important than Jonah is here"