Sunan an-Nasa'i 91
سنن النسائي#91Sound chainأَخْبَرَنَا مُوسَى بْنُ عَبْدِ الرَّحْمَنِ، قَالَ حَدَّثَنَا حُسَيْنُ بْنُ عَلِيٍّ، عَنْ زَائِدَةَ، قَالَ حَدَّثَنَا خَالِدُ بْنُ عَلْقَمَةَ، عَنْ عَبْدِ خَيْرٍ، عَنْ عَلِيٍّ، أَنَّهُ دَعَا بِوَضُوءٍ فَتَمَضْمَضَ وَاسْتَنْشَقَ وَنَثَرَ بِيَدِهِ الْيُسْرَى فَفَعَلَ هَذَا ثَلاَثًا ثُمَّ قَالَ هَذَا طُهُورُ نَبِيِّ اللَّهِ صلى الله عليه وسلم .
It was narrated that 'Ali called for (water for) Wudu', then he rinsed his mouth and nose, and he sniffed up water and blew it out using his left hand. He did that three times, then he said:"This is how the Prophet of Allah (ﷺ) purified himself
Scholarly Authentication
The label above is the grade most of these scholars gave, each scholar counted once — 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. When they judged only its chain of narrators (“Isnaad”), the label says “Sound chain”. Each scholar's own wording:
Our source also lists this ruling under Abu Ghuddah, the editor of the printed edition it was taken from. It is al-Albani's ruling printed again, so it is counted once.
In-book reference: 1:91