Abu Dawud said: 'Amr b. Abi 'Amir has also narrated a similar tradition from al-A'raj on the authority of Abu Hurairah from the Prophet (ﷺ).
In-book : Book 22, Hadith 60
English translation : Book 21, Hadith 3295
22. Oaths and Vows (Kitab Al-Aiman Wa Al-Nudhur)
باب مَنْ رَأَى عَلَيْهِ كَفَّارَةً إِذَا كَانَ فِي مَعْصِيَةٍ