One of his people reported from another of them, who said, "I saw the banner of the Messenger of Allah ﷺ, and it was yellow."
حدثنا عقبة بن مكرم حدثنا سلم بن قتيبة الشعيري عن شعبة عن سماك
من قومه عن آخر منهم قال رأيت راية رسول الله ﷺ صفراء
No references are available.
[Its chain of transmission is daif] Bayhaqi 6/363 narrated it from the hadith of Abu Dawud, and Abu Shaykh in Akhlaq al-Nabi ﷺ, p. 145, from the hadith of Salm bin Qutayba, through the same chain. * A man from his people is unknown.