The Fourfold Self’s Three Vestures Lucifer, July, 1894 INTRODUCTION. The doctrine of the fourfold Self and its three vestures is outlined in Prashna Upanishad, clearly stated in Mandukya Upanishad, and developed by Shankara in several treatises. The leading thought of this doctrine is the unity of the Eternal and the Self. This Self is manifested … Continue reading The Fourfold Self’s Three Vestures