Musnad Abu Ya'la al-Mawsili 118:51

Muhammad ibn Yahya ibn Abi Samina narrated to us, Abd al-A’la narrated to us, from Ma’mar, from al-Zuhri, from Anas, who said: I saw upon Zaynab, the daughter of the Messenger of Allah (may Allah bless him and grant him peace), a shirt of *sayra’* (striped) silk.