Shahar, S.M., Zamsiswaya dan Bte Salman, N.F. 2023. The empowerment of the educational concept of spiritual rehabilitation of muslim prisoners in Singapore Prison. TAWAZUN: Jurnal Pendidikan Islam. 16, 3 (Des 2023), 529–548. DOI:https://doi.org/10.32832/tawazun.v16i3.15186.