Sahih al-Bukhari 4094
صحيح البخاري#4094Sahihحَدَّثَنَا مُحَمَّدٌ، أَخْبَرَنَا عَبْدُ اللَّهِ، أَخْبَرَنَا سُلَيْمَانُ التَّيْمِيُّ، عَنْ أَبِي مِجْلَزٍ، عَنْ أَنَسٍ ـ رضى الله عنه ـ قَالَ قَنَتَ النَّبِيُّ صلى الله عليه وسلم بَعْدَ الرُّكُوعِ شَهْرًا يَدْعُو عَلَى رِعْلٍ وَذَكْوَانَ وَيَقُولُ " عُصَيَّةُ عَصَتِ اللَّهَ وَرَسُولَهُ ".
Narrated Anas:The Prophet (ﷺ) said Al-Qunut after Bowing (i.e. Ar-Ruku') for one month, invoking evil upon (the tribes of) Ril and Dhakwan. He used to say, "Usaiya disobeyed Allah and His Apostle
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: 64:138