Ibn Shihab (may Allah have mercy on him) states, among the names of those of the Ansar who took part in Badr, then of Banu al-Khazraj, then of Banu Salimah, then of Banu Haram: Thabit bin Tha'labah bin Zayd bin al-Harith bin Haram.
Hadith Referenceالمعجم الكبير للطبراني / باب الثاء / 1343