[3] Mus‘ab ibn Umair was born to the Banū 'Abd al-Dār branch of the Quraysh tribe.
[5] Mus‘ab was the son of Umayr ibn Hashim and Khunas bint Malik, and his parents were wealthy.
[1] However, one day, Uthman ibn Talha, saw him entering Al Arqam's house and joining the Muslim prayers.
[8] Mus‘ab ibn Umayr was appointed the first ambassador of Islam and was sent to Yathrib (Medina)[2][10] to prepare the city for the forthcoming Hijra after the first pledge with the ansar.
[12] However, many early Muslim sources indicate that no serious fighting was expected,[13] and the future Caliph Uthman stayed behind to care for his sick wife Ruqayyah, the daughter of Muhammad.
[17] In the Battle of Uhud in 624 CE, Muhammad assigned Mus'ab ibn Umayr to carry the Muslim flag.
On realizing the danger, Mus'ab, who was of a similar position and colouring to Muhammad, raised his flag and shouted the takbir ("Allah is Greater!
Some of us have been dead without enjoying anything of their rewards (here), and one of them was Mus'ab bin 'Umair who was martyred on the day of the battle of Uhud, and did not leave anything except a Namira (i.e. a sheet in which he was shrouded).
[21][22] Muhammad stood beside Musab's body and recited: "Among the believers are men who have been true to what they have pledged to God.
When Mus'ab's wife, Hammanah bint Jahsh, heard about the death of her brother and maternal uncle, she replied, "To Allah we belong and to him we will verily return.