Sahih Muslim 5280
صحيح مسلم#5280Sahihوَحَدَّثَنَا أَبُو كَامِلٍ الْجَحْدَرِيُّ، حَدَّثَنَا أَبُو عَوَانَةَ، عَنْ عَاصِمٍ، عَنِ الشَّعْبِيِّ، عَنِ ابْنِ، عَبَّاسٍ قَالَ سَقَيْتُ رَسُولَ اللَّهِ صلى الله عليه وسلم مِنْ زَمْزَمَ فَشَرِبَ وَهُوَ قَائِمٌ .
Ibn Abbas reported:I served. (water of) Zamzam to Allah's Messenger (ﷺ), and he drank it while standing
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 Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 36:154