Sahih al-Bukhari 7040
صحيح البخاري#7040Sahihحَدَّثَنَا إِبْرَاهِيمُ بْنُ الْمُنْذِرِ، حَدَّثَنِي أَبُو بَكْرِ بْنُ أَبِي أُوَيْسٍ، حَدَّثَنِي سُلَيْمَانُ، عَنْ مُوسَى بْنِ عُقْبَةَ، عَنْ سَالِمٍ، عَنْ أَبِيهِ، أَنَّ النَّبِيَّ صلى الله عليه وسلم قَالَ " رَأَيْتُ امْرَأَةً سَوْدَاءَ ثَائِرَةَ الرَّأْسِ، خَرَجَتْ مِنَ الْمَدِينَةِ، حَتَّى قَامَتْ بِمَهْيَعَةَ فَأَوَّلْتُ أَنَّ وَبَاءَ الْمَدِينَةِ نُقِلَ إِلَى مَهْيَعَةَ، وَهْىَ الْجُحْفَةُ ".
Narrated Salim's father:The Prophet (ﷺ) said, "I saw (in a dream) a black woman with unkempt hair going out of Medina and settling in Mahai'a. I interpreted that as (a symbol of) epidemic of Medina being transferred to Mahai'a, namely, Al-Juhfa
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: 91:54