Maulana Abdul Haq Vidyarthi (1888–1977) joined the Lahore Ahmadiyya Movement in 1907. In 1914, Maulana Muhammad Ali and his associates founded the Ahmadiyya Anjuman Isha‘atIslam missionary society in Lahore and Maulana Abdul Haq joined. He spent the rest of his life there as missionary, journalist, lecturer, writer and scholar. He studied ancient languages and scriptures to discover what he believed to be prophecies about Muhammad and to refute negative criticism of Islam. He earned the title vidyarthi due to his extensive knowledge of the HinduVedas.