Sahih al-Bukhari 847
صحيح البخاري#847Sahihحَدَّثَنَا عَبْدُ اللَّهِ، سَمِعَ يَزِيدَ، قَالَ أَخْبَرَنَا حُمَيْدٌ، عَنْ أَنَسٍ، قَالَ أَخَّرَ رَسُولُ اللَّهِ صلى الله عليه وسلم الصَّلاَةَ ذَاتَ لَيْلَةٍ إِلَى شَطْرِ اللَّيْلِ ثُمَّ خَرَجَ عَلَيْنَا، فَلَمَّا صَلَّى أَقْبَلَ عَلَيْنَا بِوَجْهِهِ فَقَالَ " إِنَّ النَّاسَ قَدْ صَلَّوْا وَرَقَدُوا، وَإِنَّكُمْ لَنْ تَزَالُوا فِي صَلاَةٍ مَا انْتَظَرْتُمُ الصَّلاَةَ ".
Narrated Anas bin Malik:Once the Prophet (ﷺ) delayed the `Isha' prayer until midnight and then came to us. Having prayed he faced us and said, "The people had prayed and slept but you were in the prayer as long as you were waiting for it
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: 10:239