Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
quran:18:103 –

Say, ˹O Muhammad˺, "Shall we ˹believers˺ inform you of the greatest losers as to ˹their˺ deeds?  

Say: ‘Shall We inform you who will be the greatest losers in ˹regard to˺ their works? (al-akhsarīna a‘mālan, a specification that happens to correspond to that which is specifically meant); and these ˹losers˺ are described in His words ˹as being˺:
القرآن:١٨:١٠٣ –

قُلْ هَلْ نُنَبِّئُكُمْ بِالْأَخْسَرِينَ أَعْمَالًا  

{قل هل ننبِّئكم بالأخسرين أعمالاً} تمييز طابق المميز، وبيَّنهم بقوله: