DR. DHURGHAM ALI MUHI AL-ANKUSHI. Hardness of the Heart: Its Concept, Causes, and Remedies– A Study in Light of the Holy Quran –. Journal of the College of Education for Girls for Humanities, Kufa, Najaf, IRAQ, v. 1, n. 37, p. 41–76, 2026. DOI: 10.36327/ewjh.v1i37.23308. Disponível em: https://journal.uokufa.edu.iq/index.php/ewjh/article/view/23308. Acesso em: 9 jul. 2026.