Jami' al-Tirmidhi The Book on Fasting Aisha bint Abi Bakr Ayoub bin Waqd al-Kwfy أيوب بن واقد الكوفي Bashr bin Mua'dh al-Qdy بشر بن معاذ العقدي Hisham bin 'Urwa هشام بن عروة Urwa ibn al-Zubayr عروة بن الزبير The Messenger of Allah said: “Whoever stays with a people, then he is not to fast without their permission.” https://parallelquran.com/hadith/jami-al-tirmidhi-789/