(117) باب فِي الصَّبِيِّ يُولَدُ فَيُؤَذَّنُ فِي أُذُنِهِ
Narrated AbuRafi':
I saw the Messenger of Allah (ﷺ) uttering the call to prayer (Adhan) in the ear of al-Hasan ibn Ali when Fatimah gave birth to him.
Reference: Sunan Abi Dawud 5105
In-book reference: Book 43, Hadith 333
English translation: Book 42, Hadith 5086