Sahih al-Bukhari 6984
صحيح البخاري#6984Sahihحَدَّثَنَا أَحْمَدُ بْنُ يُونُسَ، حَدَّثَنَا زُهَيْرٌ، حَدَّثَنَا يَحْيَى ـ هُوَ ابْنُ سَعِيدٍ ـ قَالَ سَمِعْتُ أَبَا سَلَمَةَ، قَالَ سَمِعْتُ أَبَا قَتَادَةَ، عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ " الرُّؤْيَا مِنَ اللَّهِ، وَالْحُلْمُ مِنَ الشَّيْطَانِ ".
Narrated Abu Qatada:The Prophet (ﷺ) said, "A true good dream is from Allah, and a bad dream is from Satan
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: 91:3