It is narrated from Sayyiduna Jabir (may Allah be pleased with him): "The Prophet (peace and blessings be upon him) wiped over his leather socks (khuffs)."
No one narrated this hadith from Ibn Jurayj (may Allah have mercy on him) except Muhammad bin Thawr (may Allah have mercy on him), and his son is alone in narrating it from him.
Hadith Referenceالمعجم الأوسط / باب العين / 4804
Hadith Gradingمحدثین:إسناده حسن
Hadith Takhrij«قال الهيثمي: رواه الطبراني في الأوسط وإسناده حسن إن شاء الله «مجمع الزوائد ومنبع الفوائد، ج 1، ص 256»»