Ibn Shihab relates that among the Ansar who took part in Badr, of Banu al-Nabit, then of Banu Abd al-Ashhal, is the name of Sayyiduna Sa'd bin Mu'adh bin al-Nu'man bin Imru' al-Qays (may Allah be pleased with him).
Hadith Referenceالمعجم الكبير للطبراني / باب السين / 5300