Optimizing the Function of Sharia Audit in Maintaining the Integrity of Islamic Financial Institutions: A Study on the National Zakat Agency (BAZNAS) of Pekanbaru City. Al-Furqon. 2026;1(4):63-81. Accessed July 18, 2026. https://albaayaninstitute.org/index.php/al-furqon/article/view/731