Jayakhya Samhita
जयाख्यसंहिता
The "second jewel" of the Ratnatraya — one of the most philosophically rich Pancharatra texts (~33 chapters). Covers cosmology, tattva (metaphysical categories), Vishnu's five states (Para, Vyuha, Vibhava, Antaryamin, Archa), Yoga of devotion, mantra-shastra, and initiation (diksha) rites.