Azmi, D.T. , Azzizah, S.N. and Ikrimah, D. 2025. Character Formation Model in Islamic Education: A Comparative Study of Hamka’s and Said Nursi’s Concept of Tazkiyatun Nafs. Indonesian Journal of Interdisciplinary Islamic Studies (IJIIS). 8, 2 (Dec. 2025). DOI:https://doi.org/10.20885/ijiis.vol8.iss2.art6.