Musannaf Ibn Abi Shaybah

Hazrat Hasan bin Salih narrates from his father that he said: I saw a white turban on Hazrat Sha'bi, and he had let its end hang down and had not left it as it was.

Hazrat Ismail bin Abdul Malik narrates: He says that I saw a white turban on Hazrat Saeed bin Jubair.