Sunan an-Nasa'i 232
سنن النسائي#232Sahihأَخْبَرَنَا سُوَيْدُ بْنُ نَصْرٍ، قَالَ أَنْبَأَنَا عَبْدُ اللَّهِ، عَنْ هِشَامِ بْنِ عُرْوَةَ، ح وَأَنْبَأَنَا قُتَيْبَةُ، عَنْ مَالِكٍ، عَنْ هِشَامِ بْنِ عُرْوَةَ، عَنْ أَبِيهِ، عَنْ عَائِشَةَ، رضى الله عنها أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم كَانَ يَغْتَسِلُ وَأَنَا مِنْ إِنَاءٍ وَاحِدٍ نَغْتَرِفُ مِنْهُ جَمِيعًا .
It was narrated from 'Aishah that the Messenger of Allah (ﷺ) used to perform Ghusl; he and I from a single vessel, both of us scooping 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:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih Bukhari
In-book reference: 1:233