YS, 4, 33.1 puruṣārthaśūnyānāṃ guṇānāṃ pratiprasavaḥ kaivalyaṃ svarūpapratiṣṭhā vā citiśaktir iti //

BhāgPur, 3, 13, 51.1 ko nāma loke puruṣārthasāravit purākathānāṃ bhagavatkathāsudhām /