Matthew 12:39

12:39 But he answered them, “An evil and adulterous generation asks for a sign, but no sign will be given to it except the sign of the prophet Jonah.

Matthew 12:41

12:41 The people of Nineveh will stand up at the judgment with this generation and condemn it, because they repented when Jonah preached to them – and now, something greater than Jonah is here!