Putri, Hijri Sarina, and Efi Brata Madya. 2024. “Ustadz Muhammad Eko Marpaung’s Social Media Strategy in Spreading Da’wah Content Through Saifullaah’s Instagram Social Media Account”. Edumaspul: Jurnal Pendidikan 8 (2), 3189-95. https://ummaspul.e-journal.id/maspuljr/article/view/8426.