Sahih al-Bukhari 4718
صحيح البخاري#4718Sahihحَدَّثَنِي إِسْمَاعِيلُ بْنُ أَبَانَ، حَدَّثَنَا أَبُو الأَحْوَصِ، عَنْ آدَمَ بْنِ عَلِيٍّ، قَالَ سَمِعْتُ ابْنَ عُمَرَ، رضى الله عنهما يَقُولُ إِنَّ النَّاسَ يَصِيرُونَ يَوْمَ الْقِيَامَةِ جُثًا، كُلُّ أُمَّةٍ تَتْبَعُ نَبِيَّهَا، يَقُولُونَ يَا فُلاَنُ اشْفَعْ، حَتَّى تَنْتَهِيَ الشَّفَاعَةُ إِلَى النَّبِيِّ صلى الله عليه وسلم فَذَلِكَ يَوْمَ يَبْعَثُهُ اللَّهُ الْمَقَامَ الْمَحْمُودَ.
Narrated Ibn `Umar:On the Day of Resurrection the people will fall on their knees and every nation will follow their prophet and they will say, "O so-and-so! Intercede (for us with Allah), "till (the right) intercession is given to the Prophet (Muhammad) and that will be the day when Allah will raise him into a station of praise and glory (i.e. Al-Maqam -al-Mahmud)
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 al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 65:240