Sunan Ibn Majah The Book of Purification and its Sunnah Ishaq bin Asyd Balfth إسحاق بن أسيد بالفتح الأنصاري Muhammad bin Yahya bin Hiban محمد بن يحيى بن حبان Sa'id bin Abi Maryam سعيد بن أبي مريم Yahya bin Ayoub al-Ghafiqi يحيى بن أيوب الغافقي He came to ‘Umar bin Khattab from Egypt. ‘Umar said: “How long has it been since you have taken off your leather socks?” He said: “From one Friday to the next.” He said: “You have acted in accordance with the Sunnah.” https://parallelquran.com/hadith/sunan-ibn-majah-292/