Surah Al-Anbiya, ayah 58

فَجَعَلَهُمۡ جُذَٰذًا إِلَّا كَبِيرٗا لَّهُمۡ لَعَلَّهُمۡ إِلَيۡهِ يَرۡجِعُونَ ٥٨

Faja'alahum judhādhan illā kabīral lahum la'allahum ilayhi yarji'ūn

So he made them into fragments, except a large one among them, that they might return to it [and question].