THE IMPACT OF ISLAMIC FINTECH ADOPTION ON BANKS’ SUSTAINABILITY PERFORMANCE: EVIDENCE FROM ISLAMIC BANKING INSTITUTIONS IN KHYBER PAKHTUNKHWA, PAKISTAN. cmsr [Internet]. 2025 Nov. 6 [cited 2026 Apr. 1];3(7):1-16. Available from: https://cmsrjournal.com/index.php/Journal/article/view/497