Sunan Ibn Majah 929
سنن ابن ماجه#929Sahihحَدَّثَنَا عُثْمَانُ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا أَبُو الأَحْوَصِ، عَنْ سِمَاكٍ، عَنْ قَبِيصَةَ بْنِ هُلْبٍ، عَنْ أَبِيهِ، قَالَ أَمَّنَا النَّبِيُّ ـ صلى الله عليه وسلم ـ فَكَانَ يَنْصَرِفُ عَنْ جَانِبَيْهِ جَمِيعًا .
It was narrated from Qabisah bin Hulb that his father said:“The Prophet (ﷺ) led us (in prayer), and he used to depart from both sides. (i.e. from either side).”
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:
Al-AlbaniHasan Sahih
Muhammad Fouad Abd al-BaqiHasan Sahih
Shuaib Al ArnautSahih Lighairihi
Zubair Ali ZaiIsnaad Hasan
In-book reference: 5:127