Sayyiduna Shuqran (may Allah be pleased with him), the freed slave of the Messenger of Allah (peace and blessings be upon him), said: By Allah, it was I who spread the velvet cloak beneath the Messenger of Allah (peace and blessings be upon him) (in the grave).
Hadith Referenceالمعجم الكبير للطبراني / باب الصاد / 7378