Izz al-Din ibn 'Abd al-Salam

Abū Muḥammad ʿIzz al-Dīn ʿAbd al-ʿAzīz bin ʿAbd al-Salām bin Abī al-Qāsim bin Ḥasan al-Sulamī al-Shāfiʿī, also known by his titles, Sultan al-'Ulama/ Sulthanul Ulama, Abu Muhammad al-Sulami, was a famous mujtahid, Ash'ari theologian, jurist and the leading Shafi'i authority of his generation. He was described by Al-Dhahabi as someone who attained the rank of ijtihad, with asceticism and piety and the command of virtue and forbidding of what is evil and solidity in religion. He was described by Ibn al-Imad al-Hanbali as the sheikh of Islam, the imam of the scholar, the lone of his era, the authority of scholars, who excelled in jurisprudence(Fiqh), theology(Aqidah) and the Arabic language, and reached the rank of ijtihad, and received students who traveled to him from all over the country.