Sayyiduna Ali (may Allah be pleased with him) narrates that on the occasion of the Battle of Khaybar, when I killed Marhab, I brought his head and presented it to the Prophet (peace and blessings be upon him).
Hadith Referenceمسند احمد / مسند الخلفاء الراشدين / 888
Hadith Gradingحکم دارالسلام:إسناده ضعيف جداً مسلسل بالضعفاء