A tenth-century brotherhood discussed the healing qualities of music
The Rasa'il Ikhwan al-Safa' (Epistles of the Brethren of Purity) is a unique work in Islamic history consisting of fifty-two essays (rasa'il) on a wide range of subjects ranging from cosmology to physical sciences, ethics to aesthetics, and revelation to metaphysics. The authors of this encyclopaedic collection, who are believed to have lived in Basra in Iraq in tenth century, are ...