(60) باب الْبَوْلِ قَائِمًا وَقَاعِدًا
Narrated Hudhaifa:
Once the Prophet (ﷺ) went to the dumps of some people and passed urine while standing. He then asked for water and so I brought it to him and he performed ablution. (ID)
Reference (ID): Sahih al-Bukhari 224 (ID)
In-book reference (ID): Book 4, Hadith 91 (ID)
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 4, Hadith 224 (ID)