(24) باب الْبَيْعَةِ فِيمَا يَسْتَطِيعُ الإِنْسَانُ
It was narrated that Ibn 'Umar said:
"We used to pledge to the Messenger of Allah to hear and obey, the he said: 'In as much as you can."' (ID)
Reference (ID): Sunan an-Nasa'i 4187 (ID)
In-book reference (ID): Book 39, Hadith 39 (ID)
English translation (ID): Vol. 5, Book 39, Hadith 4192 (ID)