Nectar of Devotion The Nectar of Devotion is a summary study of the Bhakti-rasamrta-sindhu, Srila Rupa Gosvami’s literary masterpiece. This is a retelling of the essence of a devotional classic composed in Sanskrit that describes the complete science of bhakti-yoga, i.e., linking with the Supreme through transcendental loving devotion. Nectar of Instruction A compact guidebook of essential spiritual teachings – “The Nectar of Instruction” is the key to understanding the process of Bhakti Yoga.Sri Isopanisad Sri Isopanisad is one of the principal Upanishads in Vedic literature that present the ultimate philosophical conclusions of these scriptures. This cornerstone scripture expounds on the relationship and responsibility of a living being with other living beings and the Supreme Being.