Sahih al-Bukhari 1027
صحيح البخاري#1027Sahihحَدَّثَنَا عَبْدُ اللَّهِ بْنُ مُحَمَّدٍ، قَالَ حَدَّثَنَا سُفْيَانُ، عَنْ عَبْدِ اللَّهِ بْنِ أَبِي بَكْرٍ، سَمِعَ عَبَّادَ بْنَ تَمِيمٍ، عَنْ عَمِّهِ، قَالَ خَرَجَ النَّبِيُّ صلى الله عليه وسلم إِلَى الْمُصَلَّى يَسْتَسْقِي، وَاسْتَقْبَلَ الْقِبْلَةَ فَصَلَّى رَكْعَتَيْنِ، وَقَلَبَ رِدَاءَهُ. قَالَ سُفْيَانُ فَأَخْبَرَنِي الْمَسْعُودِيُّ عَنْ أَبِي بَكْرٍ قَالَ جَعَلَ الْيَمِينَ عَلَى الشِّمَالِ.
Narrated `Abbad bin Tamim from his uncle who said:"The Prophet (ﷺ) went out to the Musalla to offer the Istisqa' prayer, faced the Qibla and offered a two rak`at prayer and turned his cloak inside out." Narrated Abu Bakr, "The Prophet (ﷺ) put the right side of his cloak on his left side
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: 15:22