Surah Al-Mu'minun, Verse 115

أَفَحَسِبۡتُمۡ أَنَّمَا خَلَقۡنَٰكُمۡ عَبَثٗا وَأَنَّكُمۡ إِلَيۡنَا لَا تُرۡجَعُونَ١١٥

afaḥasib'tum annamā khalaqnākum ʿabathan wa-annakum ilaynā lā tur'jaʿūna

Then did you think that We created you uselessly and that to Us you would not be returned?"