Abu Dawud said: Ibn Thawban transmitted a similar tradition from his father on the authority of Makhul through an chain of narrators mentioned by him.
In-book : Book 14, Hadith 59
English translation : Book 13, Hadith 2365
14. Fasting (Kitab Al-Siyam)
باب فِي الصَّائِمِ يَحْتَجِمُ