Muhammad bin Ishaq (may Allah have mercy on him), mentioning those of the Muslims from the Ansar, then from Banu Khubayb bin Abd Harithah, who were martyred on the Day of Badr with the Messenger of Allah (peace and blessings be upon him), said: "Rafi' bin al-Mu'alla."
Hadith Referenceالمعجم الكبير للطبراني / باب الراء / 4448