The "Epistles of the Brethren of Purity" (Rasa'il Ikhwan al-Safa) are a famous collection of works from which intellectual tradition?
Q1. The "Epistles of the Brethren of Purity" (Rasa'il Ikhwan al-Safa) are a famous collection of works from which intellectual tradition?
Answer: Isma'ili
Explanation: The Rasa'il Ikhwan al-Safa is a 10th-century encyclopaedia of 52 epistles composed by a secret Isma'ili brotherhood, blending philosophy, science, and esoteric theology to support Isma'ili doctrines.