(80) باب الْمُعْتَكِفِ يَدْخُلُ الْبَيْتَ لِحَاجَتِهِ
'Aishah said:
The Messenger of Allah (ﷺ) used to observe I'tikaf in the mosque and put his head near me through the opening of the apartment, and I would wash his head. Musaddad said: "And I would comb it while I was menstruating." (ID)
Reference (ID): Sunan Abi Dawud 2469 (ID)
In-book reference (ID): Book 14, Hadith 157 (ID)
English translation (ID): Book 13, Hadith 2463 (ID)