Isri Lailatussa’idah, and Ibnu Rusydi. 2024. “The Concept of Ulul Albab in the Qur’an (Analysis of QS. Az-Zumar Verse 9)”. Aslama: Journal of Islamic Studies 1 (1):1-8. https://aslama.kjii.org/index.php/i/article/view/1.