Muhammad Sahool Bhagalpuri was born in Puraini,
Bhagalpur, in a Muslim family that claimed descent from
Uthman. Sahool acquired his primary education at home and then studied with Ashraf Alam. He moved to Madrasa Jām'i al-Ulūm
Kanpur where he studied with
Ashraf Ali Thanwi and Muhammad Ishāq Burdwāni. He then studied with Muhammad Farooq Chiryakoti at Madrasa Faiz-e-Aam. Sahool was appointed a teacher at Darul Uloom Deoband after his graduation. He taught at the seminary for over eight years. He then served
Madrasa Azizia,
Calcutta Alia Madrasah and
Sylhet Government Alia Madrasah as a senior professor of
hadith and Head Teacher. In 1920, he was appointed a principal at the Madrasa Alia Shamsul Huda in
Patna. Succeeding
Muhammad Shafi, he served as the fifth Head Mufti of Darul Uloom Deoband from 1355
AH to 1357 AH and issued 15,185
fatawa during his tenure. Sahool died in 1948 (27
Rajab 1367 AH) and was buried in Pureni. ==Literary works==