Sahih al-Bukhari 6543
صحيح البخاري#6543Sahihحَدَّثَنَا سَعِيدُ بْنُ أَبِي مَرْيَمَ، حَدَّثَنَا أَبُو غَسَّانَ، قَالَ حَدَّثَنِي أَبُو حَازِمٍ، عَنْ سَهْلِ بْنِ سَعْدٍ، قَالَ قَالَ النَّبِيُّ صلى الله عليه وسلم " لَيَدْخُلَنَّ الْجَنَّةَ مِنْ أُمَّتِي سَبْعُونَ أَلْفًا أَوْ سَبْعُمِائَةِ أَلْفٍ ـ شَكَّ فِي أَحَدِهِمَا ـ مُتَمَاسِكِينَ، آخِذٌ بَعْضُهُمْ بِبَعْضٍ، حَتَّى يَدْخُلَ أَوَّلُهُمْ وَآخِرُهُمُ الْجَنَّةَ، وَوُجُوهُهُمْ عَلَى ضَوْءِ الْقَمَرِ لَيْلَةَ الْبَدْرِ ".
Narrated Sahl bin Sa`d:The Prophet (ﷺ) said, "Seventy-thousand or seven-hundred thousand of my followers (the narrator is in doubt as to the correct number) will enter Paradise holding each other till the first and the last of them enter Paradise at the same time, and their faces will have a glitter like that of the moon at night when it is full
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: 81:132