 It was on the 29th of Ramadan 1400 (August 12, 1980) that he finished his work on Tadabbur-i-Qur’an that took twenty-two years to complete.In 1981, Amin Ahasn Islahi founded the "Idara-i-Tadabbur-i Qur’an-o Hadith", and appointed his close pupil Khalid Masud as first Nazim of this Idara (institution).Now it is being run under the supervision of Abdullah Ghulam Ahmed in Lahore, Pakistan.