sentences:  He was born in Chunar, an ancient town in UP's Mirzapur district in the United Provinces (now Uttar Pradesh).At the time, his father, Chaudhry Muhammad Zaman, was a "naib tehsildar" (revenue officer) there.His younger brother, Salimuzzaman Siddiqui (1897 – 1994) was an eminent scientist and researcher in both British India and later in Pakistan.