Sunan al-Nasa'i The Book of Purification Abdur-Razzaq عبد الرزاق بن همام al-Hakam bin 'Utayba الحكم بن عتيبة al-Qasim bin Mukhaymara القاسم بن مخيمرة Ali ibn Abi Talib Amr bin Qays al-Mala'i عمرو بن قيس الملائي Ishaq bin Ibrahim bin Muhammad إسحاق بن إبراهيم بن محمد Sharih bin Hani' al-Harithi شريح بن هانئ Sufyan bin Sa‘id Ath-Thawri سفيان الثوري “The Messenger of Allah (ﷺ) set a time limit of three days and three nights for the traveler, and one day and one night for the resident – meaning, with regards to wiping (over the Khuffs).” https://parallelquran.com/hadith/sunan-al-nasai-129/ Sunan al-Nasa'i The Book of Fasting Abu Bakr bin al-Nadr bin Abi al-Nadr أبو بكر بن النضر بن أبي النضر Abu Ishaq al-'Ashj'y al-Kwfy أبو إسحاق الأشجعي الكوفي Amr bin Qays al-Mala'i عمرو بن قيس الملائي Hafsa bint Umar Hunayda bin Khalid “I heard the Messenger of Allah say: ‘It is a good fast to fast three days of each month”. https://parallelquran.com/hadith/sunan-al-nasai-2416/ Jami' al-Tirmidhi The Book on Fasting Abdullah bin Sa'id al-Ashaj عبد الله بن سعيد بن حصين الكندي - الأشج Abu Ishaq al-Sabay'ai' أبو إسحاق السبيعي عمرو بن عبد الله Amr bin Qays al-Mala'i عمرو بن قيس الملائي Sala bin Zufar al-Absi صلة بن زفر Sulaiman bin Hayan al-Azdi سليمان بن حيان الأزدي “We were with Ammar bin Yasir when a roasted sheep was brought and he said: ‘Eat.’ Someone among the people said: ‘I am fasting.’ So Ammar said: ‘Whoever fasts on a day in which there is doubt, then he has disobeyed Abul-Qasim (pbuh).” https://parallelquran.com/hadith/jami-al-tirmidhi-686/