Quran 26:199 from Surah Ash-Shu'araa on Divine Marvels.
فَقَرَأَهُۥ عَلَيۡهِم مَّا كَانُواْ بِهِۦ مُؤۡمِنِينَ
English translation: And he (had) recited it to them not they would in it (be) believers
Transliteration: faqara-ahu alayhim ma kanu bihi mu'minina