Umar, Akbar. “Huruf Muqatta’ah Dalam Al-Qur’an Perspektif Bediuzzaman Said Nursi”. Al-Tadabbur: Jurnal Ilmu Al-Qur’an Dan Tafsir, vol. 6, no. 01, June 2021, pp. 1-16, doi:10.30868/at.v6i01.1394.