Harahap, Muhammad, Rustam Ependi, & Sakban Lubis. " TAZKIYATU Al-NAFS METHOD IN SHAPING THE MORALS OF LEARNERS IN PRIVATE HIGH SCHOOL TARBIYAH ISLAMIYAH HAMPARAN PERAK DISTRICT DELI SERDANG REGENCY." Proceeding International Conference of Science Technology and Social Humanities [Online], 1 (2022): 364-369. Web. 16 May. 2024