(23) باب مَنْ رَأَى عَلَيْهِ كَفَّارَةً إِذَا كَانَ فِي مَعْصِيَةٍ
Narrated Aisha, Ummul Mu'minin:
The Prophet (ﷺ) as saying: No vow must be taken to do an act of disobedience, and the atonement for it is the same as for an oath. (ID)
Reference (ID): Sunan Abi Dawud 3290 (ID)
In-book reference (ID): Book 22, Hadith 49 (ID)
English translation (ID): Book 21, Hadith 3284 (ID)