Quran 56:81 from Surah Al-Waaqia on Divine Marvels.
أَفَبِهَٰذَا ٱلۡحَدِيثِ أَنتُم مُّدۡهِنُونَ
English translation: Then is it to this statement that you (are) indifferent
Transliteration: afabihadha al-hadithi antum mud'hinuna