Hadith #5105 (Sunan Abi Dawud)
Book: General Behavior (Kitab Al-Adab)
Narrator(s): Abdul 'Aziz bin Jurayj عبد العزيز بن جريج, Da'ud bin 'Abdur Rahman al-'Atar داود بن عبد الرحمن العطار, Ibn Jurayj ابن جريج, Ibrahim bin Abi al-Wzyr Akhw إبراهيم بن أبي الوزير, Muhammad bin al-Muthna - al-Zaman محمد بن المثنى أبو موسى - الزمن
Grade: Hasan

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.

Source: https://parallelquran.com/hadith/sunan-abi-dawud-5105/