Surah Al-Anbiya Verse 58

فَجَعَلَهُمْ جُذَاذًا إِلَّا كَبِيرًا لَهُمْ لَعَلَّهُمْ إِلَيْهِ يَرْجِعُونَ

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