Shahir, M. B., and R. Fadhel. “Ma’na Al-Sadaqah Fi Al-Qur’an (Dirasah Dalaliyyah Qur’aniyyah)”. Studia Quranika, vol. 5, no. 1, July 2020, pp. 103-21, doi:10.21111/studiquran.v5i1.4497.