Sunan an-Nasa'i 250
سنن النسائي#250Sahihأَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا أَبُو الأَحْوَصِ، عَنْ أَبِي إِسْحَاقَ، عَنْ سُلَيْمَانَ بْنِ صُرَدٍ، عَنْ جُبَيْرِ بْنِ مُطْعِمٍ، قَالَ تَمَارَوْا فِي الْغُسْلِ عِنْدَ رَسُولِ اللَّهِ صلى الله عليه وسلم فَقَالَ بَعْضُ الْقَوْمِ إِنِّي لأَغْسِلُ كَذَا وَكَذَا . فَقَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " أَمَّا أَنَا فَأُفِيضُ عَلَى رَأْسِي ثَلاَثَ أَكُفٍّ " .
It was narrated that Jubair bin Mut'im said:"They argued about Ghusl in the presence of the messenger of Allah (ﷺ). One of the people said: 'I perform Ghusl in such-and-such a manner.' The Messenger of Allah (ﷺ) said: 'As for me, I pour three handfuls of water over my head
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: 1:251