(9) باب مَا جَاءَ فِي الْبَيْعَةِ
Narrated Ibn 'Umar:
We used to take the oath of allegiance to the Prophet (ﷺ) to hear and obey, and he would tell: In What I am able.
Reference: Sunan Abi Dawud 2940
In-book reference: Book 20, Hadith 13
English translation: Book 19, Hadith 2934