Bsr bin 'Ubaidullah بسر بن عبيد الله الحضرمي · The Book on Jana''iz (Funerals)

"A red velvet cloth was placed in the grave of the Prophet."

"Ali said to Abu Al-Hayyaj Al-Asadi: 'I am dispatching you with what the Prophet dispatched me: "That you not leave an elevated grave without leveling it, nor an image without erasing it."