Sahih al-Bukhari 2354
صحيح البخاري#2354Sahihحَدَّثَنَا يَحْيَى بْنُ بُكَيْرٍ، حَدَّثَنَا اللَّيْثُ، عَنْ عُقَيْلٍ، عَنِ ابْنِ شِهَابٍ، عَنِ ابْنِ الْمُسَيَّبِ، وَأَبِي، سَلَمَةَ عَنْ أَبِي هُرَيْرَةَ ـ رضى الله عنه ـ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ " لاَ تَمْنَعُوا فَضْلَ الْمَاءِ لِتَمْنَعُوا بِهِ فَضْلَ الْكَلإِ ".
Narrated Abu Huraira:that Allah's Messenger (ﷺ) said, "Do not withhold the superfluous water in order to withhold the superfluous grass
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: 42:4