Ibn Shihab (may Allah have mercy on him), in naming those of the Ansar who were present at al-Aqabah, then of Banu al-Najjar, mentions: Sayyiduna Aws bin Yazid bin Asram (may Allah be pleased with him).
Hadith Referenceالمعجم الكبير للطبراني / باب الألف / 627