Sulfiana, et al. “The Development of the Islamic Judicial System During the Umayyad Period and Its Influence on Islamic Law”. Ushul Al-Hukm: Jurnal Syariah Dan Hukum Islam, vol. 2, no. 1, Nov. 2026, pp. 16-32, doi:10.61166/ushulalhukm.v2i1.37.