Jami` at-Tirmidhi 2320
جامع الترمذي#2320Sahihحَدَّثَنَا قُتَيْبَةُ، حَدَّثَنَا عَبْدُ الْحَمِيدِ بْنُ سُلَيْمَانَ، عَنْ أَبِي حَازِمٍ، عَنْ سَهْلِ بْنِ سَعْدٍ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " لَوْ كَانَتِ الدُّنْيَا تَعْدِلُ عِنْدَ اللَّهِ جَنَاحَ بَعُوضَةٍ مَا سَقَى كَافِرًا مِنْهَا شَرْبَةَ مَاءٍ " . وَفِي الْبَابِ عَنْ أَبِي هُرَيْرَةَ . قَالَ أَبُو عِيسَى هَذَا حَدِيثٌ صَحِيحٌ غَرِيبٌ مِنْ هَذَا الْوَجْهِ .
Sahl bin Sa'd narrated that the Messenger of Allah (s.a.w) said:"If the world to Allah was equal to a mosquito's wing, then He would not allow the disbeliever to have a sip of water from it
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 36:17