HAFIZ RASHID YAQUB; DR. MUHAMMAD ABDULLAH. An Analytical Study of Qalb, Ṣadr, Fu’ād, and Lubb in the Qur’an: Meaning, Hierarchy, and Interrelationship. AL-HAYAT Research Journal (AHRJ), [S. l.], v. 2, n. 1, p. 180–195, 2024. DOI: 10.5281/. Disponível em: https://hrj.com.pk/index.php/hrj/article/view/154. Acesso em: 29 jan. 2026.