Urwah said: "Among the Ansar who were martyred on the day of al-Yamamah, then from Banu Jahjaba, was Sa'id bin Rabi' bin Adi bin Malik (may Allah be pleased with him)."
Hadith Referenceالمعجم الكبير للطبراني / باب السين / 5509
Ibn Shihab said: "Among the Ansar who were martyred on the day of al-Yamamah, then from al-Aws, then from Banu Amr bin Awf, was Sa'id bin Rabi' bin Adi bin Malik (may Allah be pleased with him)."
Hadith Referenceالمعجم الكبير للطبراني / باب السين / 5510