Question: al mufradat is a book of?
Answer: Al-Mufradat fi Gharib al-Quran (Arabic: المفردات في غريب القرآن‎) is a dictionary of Qur'anic terms by 11th-century Islamic scholar Al-Raghib al-Isfahani. It is widely considered by Shia Muslims to hold the first place among works of Arabic lexicography in regard to the Qur'an.