Sunan Abi Dawud 1774
سنن أبي داود#1774Sahihحَدَّثَنَا أَحْمَدُ بْنُ حَنْبَلٍ، حَدَّثَنَا رَوْحٌ، حَدَّثَنَا أَشْعَثُ، عَنِ الْحَسَنِ، عَنْ أَنَسِ بْنِ مَالِكٍ، أَنَّ النَّبِيَّ صلى الله عليه وسلم صَلَّى الظُّهْرَ ثُمَّ رَكِبَ رَاحِلَتَهُ فَلَمَّا عَلاَ عَلَى جَبَلِ الْبَيْدَاءِ أَهَلَّ .
Narrated Anas ibn Malik: The Prophet (ﷺ) offered the noon prayer, and then rode on his mount. When he came to the hill of al-Bayda', he raised his voice in talbiyah
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
Zubair Ali ZaiDaif
In-book reference: 11:54