Sahih Muslim 554
صحيح مسلم#554Sahihوَحَدَّثَنَاهُ أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا زَيْدُ بْنُ الْحُبَابِ، حَدَّثَنَا مُعَاوِيَةُ بْنُ صَالِحٍ، عَنْ رَبِيعَةَ بْنِ يَزِيدَ، عَنْ أَبِي إِدْرِيسَ الْخَوْلاَنِيِّ، وَأَبِي، عُثْمَانَ عَنْ جُبَيْرِ بْنِ نُفَيْرِ بْنِ مَالِكٍ الْحَضْرَمِيِّ، عَنْ عُقْبَةَ بْنِ عَامِرٍ الْجُهَنِيِّ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم . قَالَ فَذَكَرَ مِثْلَهُ غَيْرَ أَنَّهُ قَالَ " مَنْ تَوَضَّأَ فَقَالَ أَشْهَدُ أَنْ لاَ إِلَهَ إِلاَّ اللَّهُ وَحْدَهُ لاَ شَرِيكَ لَهُ وَأَشْهَدُ أَنَّ مُحَمَّدًا عَبْدُهُ وَرَسُولُهُ " .
Uqba b. 'Amir al-Juhani reported:Verily the Messenger of Allah (ﷺ) said and then narrated (the hadith) like one (mentioned above) except (this) that he said: He who performed ablution and said: I testify that there is no god but Allah, the One, there is no associate with Him and I testify that Muhammad is His servant and His Messenger
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:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 2:21