Quran 56:47 from Surah Al-Waaqia on Divine Marvels.
وَكَانُواْ يَقُولُونَ أَئِذَا مِتۡنَا وَكُنَّا تُرَابٗا وَعِظَٰمًا أَءِنَّا لَمَبۡعُوثُونَ
English translation: And they used (to) say When we die and become dust and bones will we surely be resurrected
Transliteration: wakanu yaquluna a-idha mit'na wakunna turaban wa'izaman a-inna lamab'uthuna