Surah Al-Waaqia, Verse 47
وَكَانُوا۟ يَقُولُونَ أَئِذَا مِتْنَا وَكُنَّا تُرَابًۭا وَعِظَٰمًا أَءِنَّا لَمَبْعُوثُونَ
Translation — Sahih International
And they used to say, "When we die and become dust and bones, are we indeed to be resurrected?
Source
Kur'an-ı Kerim, Vâkıa Suresi 56:47
https://kuran.diyanet.gov.tr/mushaf/kuran-meal-2/56-suresi-47-ayet