Ijarah Contract and the Transformation of Da’wah in the Modern Halal Industry Ecosystem. HAJEL: Halal Journal of Economics and Law, [S. l.], v. 1, n. 01, p. 1–18, 2026. DOI: 10.51486/gxsncc21. Disponível em: https://halsen.id/hajel/article/view/4. Acesso em: 12 jul. 2026.