Abul-Qasim al-Hussein bin Mufaddal bin Muhammad, better known as Raghib [Raaghib] Isfahani (Persian: ابوالقاسم حسین ابن محمّد الراغب الاصفهانی), was an eleventh-century Muslim scholar of Qur'anic exegesis and the Arabic language. Source: Wikipedia (en)