[1] According to autobiographical book Janab Guzariyam Jinseen by Sindhi Adabi Board Qazi was born to Qazi Nabi Bux Siddiqi on 23 November 1908 at Halani Town of District Nawab Shah, now Mehrabpur Taluka, Naushahro Feroze District, Sindh, Pakistan.
[2] Since his childhood he joined politics and became member of Sindh Hari Committee under the leadership of Hyder Bux Jatoi.
Qazi Faiz Muhammad supported "Quit India Movement" against Britain and opposed the Simon Commission.
He was lawyer, secular politician, reformer, thinker, novelist and fond of classical Sufi music.
[6] He was elected as secretary of Awami League party of Sheikh Mujibur Rahman in Sindh.