KāSū, 6, 2, 2.1 vyavāye tadupacāreṣu vismayaś catuḥṣaṣṭyāṃ śiṣyatvaṃ tadupadiṣṭānāṃ ca yogānām ābhīkṣṇyenānuyogas tatsātmyād rahasi vṛttir manorathānām ākhyānaṃ guhyānāṃ vaikṛtapracchādanaṃ śayane parāvṛttasyānupekṣaṇam ānulomyaṃ guhyasparśane suptasya cumbanam āliṅganaṃ ca //