Musnad Ahmad 33:735

Mu'awiyah ibn 'Amr narrated to us, Zaidah informed us, 'Abdullah ibn Muhammad ibn 'Aqil ibn Abi Talib narrated to us, from Jabir ibn 'Abdullah, who said: "The Prophet, may Allah bless him and grant him peace, shrouded Hamzah, may Allah be pleased with him, in a single garment." Jabir said: "That garment was a namirah (a striped cloak)."