(4) باب الوضوء
Narrated Abu Huraira (rad):
Allah's Messenger (ﷺ) said: "When one of you wakes up from his sleep, he must not put his hand in a utensil till he washed it three times, for he does not know where his hand was (while he slept)".[Agreed upon. This is Muslim's version]. (JA)
Reference (JA): Bulugh al-Maram 38 (JA)
In-book reference (JA): Book 1, Hadith 44 (JA)
English translation (JA): Book 1, Hadith 43 (JA)