Sayyiduna Jarir bin Abdullah (may Allah be pleased with him) said: "I helped the Messenger of Allah (peace and blessings be upon him) perform ablution, and he (peace and blessings be upon him) wiped over his leather socks, after Surah al-Ma'idah had been revealed."
Hadith Referenceالمعجم الكبير للطبراني / باب الجيم / 2477