(20) باب الاِسْتِنْجَاءِ بِالْحِجَارَةِ
Narrated Abu Huraira:
I followed the Prophet (ﷺ) while he was going out to answer the call of nature. He used not to look this way or that. So, when I approached near him he said to me, "Fetch for me some stones for ' cleaning the privates parts (or said something similar), and do not bring a bone or a piece of dung." So I brought the stones in the corner of my garment and placed them by his side and I then went away from him. When he finished (from answering the call of nature) he used, them .
Reference: Sahih al-Bukhari 155
In-book reference: Book 4, Hadith 21
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 4, Hadith 157