Bulugh al-Maram, Book 1, Hadith 96 (English) ⓘ
Narrated Al-Mughira bin Shu’ba (rad): Allah’s Messenger told me, “Take the skin water”, he then went forward till he disappeared from me and relieved himself [Agreed upon]
وَعَنْ اَلْمُغِيرَةِ بْنِ شُعْبَةَ - رضى الله عنه - قَالَ: { قَالَ لِي اَلنَّبِيُّ - صلى الله عليه وسلم - "خُذِ اَلْإِدَاوَةَ" . فَانْطَلَقَ حَتَّى تَوَارَى عَنِّي, فَقَضَى حَاجَتَهُ } مُتَّفَقٌ عَلَيْه ِ (106). 5 - صحيح. رواه البخاري (363)، ومسلم (274) (77).
also referenced under: Book 1, Hadith 108 (In-Book)