Quran 9:64 from Surah At-Tawba on Divine Marvels.
يَحۡذَرُ ٱلۡمُنَٰفِقُونَ أَن تُنَزَّلَ عَلَيۡهِمۡ سُورَةٞ تُنَبِّئُهُم بِمَا فِي قُلُوبِهِمۡۚ قُلِ ٱسۡتَهۡزِءُوٓاْ إِنَّ ٱللَّهَ مُخۡرِجٞ مَّا تَحۡذَرُونَ
English translation: Fear the hypocrites lest be revealed about them a Surah informing them of what (is) in their hearts Say Mock indeed Allah (will) bring forth what you fear
Transliteration: yahdharu al-munafiquna an tunazzala alayhim suratun tunabbi-uhum bima fi qulubihim quli is'tahziu inna al-laha mukh'rijun ma tahdharuna