His father, Qazi Muhammad Siddique, was a religious scholar and occasional imam at the Mosque in Gul Badhsh Ji Street, Peshawar.
[citation needed] In 1901, he came across books by Mirza Ghulam Ahmad,[2] namely ‘Shuhna e Haq’ and ‘Izala e Auhaam’ [3][4] On January 15, 1902, Qazi Muhammad Yousaf converted to Ahmadiyya Islam due to the efforts of his English teacher Munshi Khadim Hussain [5] He attended the Annual Ahmadiyya Convention in December 1902 and physically took the Bay'ah (Ahmadiyya) at the hands of Mirza Ghulam Ahmad.
[citation needed] In Qadian, he also had the opportunity to meet Sahibzada Abdul Latif[6] On May 28, 1908, he participated in the funeral prayers of Mirza Ghulam Ahmad and took his fresh Oath of Allegiance ( Bay'ah (Ahmadiyya) ) at the hands of the newly elected Khalifa Hakeem Noor-ud-Din.
[7] In 1912, Yousaf met Khalifa Hakeem Noor-ud-Din and presented his book Iblagh e Haq to him, giving him a written request for prayers.
[citation needed] He wrote regularly for the monthly Review of Religions, (Urdu) 1919-1921. the Al-Hakam, the Badar, the Al-Fazal, the Farooq .