Surah Al-Kahf, Verse 103

قُلۡ هَلۡ نُنَبِّئُكُم بِٱلۡأَخۡسَرِينَ أَعۡمَٰلًا١٠٣

qul hal nunabbi-ukum bil-akhsarīna aʿmālan

Say, [O Muḥammad], "Shall we [believers] inform you of the greatest losers as to [their] deeds?