Sunan Abi Dawud 648
سنن أبي داود#648Sahihحَدَّثَنَا مُسَدَّدٌ، حَدَّثَنَا يَحْيَى، عَنِ ابْنِ جُرَيْجٍ، حَدَّثَنِي مُحَمَّدُ بْنُ عَبَّادِ بْنِ جَعْفَرٍ، عَنِ ابْنِ سُفْيَانَ، عَنْ عَبْدِ اللَّهِ بْنِ السَّائِبِ، قَالَ رَأَيْتُ النَّبِيَّ صلى الله عليه وسلم يُصَلِّي يَوْمَ الْفَتْحِ وَوَضَعَ نَعْلَيْهِ عَنْ يَسَارِهِ .
Narrated Abdullah ibn as-Sa'ib: I saw the Prophet (ﷺ) praying on the day of the conquest of Mecca and he had placed his shoe at his left 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-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiIsnaad Sahih
In-book reference: 2:258