Ma'n bin 'Isa bin Yahya معن بن عيسى بن يحيى · The Book on Jihad

"The flag of the Messenger of Allah (ﷺ) was black, and his standard was white." This Hadith is Hasan Gharib from this route, as a narration of Ibn 'Abbas.

"The Messenger of Allah (ﷺ) was a slave (of Allah), who would order as he has ben ordered to. He did not give an order to us instead of the people regarding anything except for three: He ordered us that we make our Wudu' well (Isbagh), that we not eat from charity, and the we not mate a donkey with a horse." There is something on this topic from 'Ali. This Hadith is Hasan Sahih. Sufyan Ath-Thawri reported this from…