(52) باب الرُّخْصَةِ فِي ذَلِكَ
Narrated Al-Laith:
When it was mentioned to Ibn Shihab (al-Zuhri) that fasting on Saturday had been prohibited, he would say: This is a Himsi tradition. (ID)
Reference (ID): Sunan Abi Dawud 2423 (ID)
In-book reference (ID): Book 14, Hadith 111 (ID)
English translation (ID): Book 13, Hadith 2417 (ID)