Ibn Shihab al-Zuhri said that among the Ansar who were present at the Pledge of Aqabah was Abu Talhah Zayd bin Sahl (may Allah be pleased with him), who was from Banu al-Najjar, and he was also present at Badr.
Hadith Referenceالمعجم الكبير للطبراني / باب الزاي / 4656