(36) باب مَا يَقُولُ إِذَا سَمِعَ الْمُؤَذِّنَ
'A'ishah said that when the Messenger of Allah (ﷺ) heard the MU'ADHDHIN uttering the testimony, he would say:
"And I too, and I too". (ID)
Reference (ID): Sunan Abi Dawud 526 (ID)
In-book reference (ID): Book 2, Hadith 136 (ID)
English translation (ID): Book 2, Hadith 526 (ID)