Sunan an-Nasa'i 321
سنن النسائي#321Sahihأَخْبَرَنَا سُوَيْدُ بْنُ نَصْرٍ، قَالَ حَدَّثَنَا عَبْدُ اللَّهِ، عَنْ عَوْفٍ، عَنْ أَبِي رَجَاءٍ، قَالَ سَمِعْتُ عِمْرَانَ بْنَ حُصَيْنٍ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم رَأَى رَجُلاً مُعْتَزِلاً لَمْ يُصَلِّ مَعَ الْقَوْمِ فَقَالَ " يَا فُلاَنُ مَا مَنَعَكَ أَنْ تُصَلِّيَ مَعَ الْقَوْمِ " . فَقَالَ يَا رَسُولَ اللَّهِ أَصَابَتْنِي جَنَابَةٌ وَلاَ مَاءَ . قَالَ " عَلَيْكَ بِالصَّعِيدِ فَإِنَّهُ يَكْفِيكَ " .
It was narrated that Abu Raja' said:"I heard 'Imran bin Husain (say) that the Prophet (ﷺ) saw a man who was by himself and did not pray with the people. He said: 'O So and so, what kept you from praying with the people?' He said: 'O Messenger of Allah, I have become Junub and there is no water.' He said: 'You should use earth for that will suffice you
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: 1:322