'Abdul-Muhaimin bin 'Abbas bin Sahl As-Sa'idi narrated from his father, from his grandfather:
"The Messenger of Allah wiped over his leather socks and he ordered us to wipe over the leather socks." (FR)
English reference (FR): Vol. 1, Book 1, Hadith 547 (FR)
Arabic reference (FR): Book 1, Hadith 590 (FR)