(40) باب اسْتِعْمَالِ فَضْلِ وَضُوءِ النَّاسِ
Narrated Ibn Shihab:
Mahmud bin Ar-Rabi` who was the person on whose face the Prophet (ﷺ) had ejected a mouthful of water from his family's well while he was a boy, and `Urwa (on the authority of Al-Miswar and others) who testified each other, said, "Whenever the Prophet (ﷺ) , performed ablution, his companions were nearly fighting for the remains of the water."
Reference: Sahih al-Bukhari 189
In-book reference: Book 4, Hadith 55
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 4, Hadith 188