Nurul Insani, Agusti Alfi. “DAKWAH POLITIK NABI MUHAMMAD SAW MELALUI SURAT KEPADA RAJA HERAKLIUS, KISRA ABRAWAIZ, MUQAUQIS, DAN NAJASYI”. Islamic Communication Journal 4, no. 1 (June 7, 2019): 60–79. Accessed February 12, 2025. https://journal.walisongo.ac.id/index.php/icj/article/view/3595.