Sayyiduna Sahl bin Sa'd (may Allah be pleased with him) narrates: My brother, Sayyiduna Tha'labah bin Sa'd (may Allah be pleased with him), was present at Badr and was martyred on the day of Uhud, and he left no children.
Hadith Referenceالمعجم الكبير للطبراني / باب الثاء / 1387