(4) باب الوضوء
Narrated 'Abdullah bin Zaid bin 'Aasim (rad) describing the nature of ablution performance:
Allah's Messenger (ﷺ) wiped his head from the forehead to the back of his head and then back to the forehead with his (wet) hands. [ Agreed upon ]. (ID)
Reference (ID): Bulugh al-Maram 35 (ID)
In-book reference (ID): Book 1, Hadith 40 (ID)
English translation (ID): Book 1, Hadith 39 (ID)