He belonged to the Banu Ghifar, the Kinanah tribe. He died in 652 CE, at al-Rabadha, in the desert east of Medina. Abu Dhar is remembered for his strict piety and also his opposition to Muawiyah I during the caliph Uthman ibn Affan era.

Aqeel ibn Abi Talib was a companion and first cousin of the Islamic prophet Muhammad. He was known by the kunya Abu Yazid. He is also said to be the common ancestor of the Somali clans such as the Darod clan.

The Voice of Human Justice is an English translation of Sautu'l 'Adālati'l Insaniyah, a book written in Arabic by George Jordac, a Christian author from Lebanon. The book is a biography of Ali ibn Abi Talib. The contents of the book were drawn from the Nahj al-Balagha of Ali. The book depicts the personality of Ali.