1 ASHTANGA YOGAM 549: Difficult to Expound is Science of Yoga Of difficult vast to expound Is the Science of Breath; Closing nostril alternate And counting time in measure appropriate Thus did Nandi reveal at length The eight-fold science of yoga great-- Iyama, Niyama and the rest. 551: Ashtanga Yoga Leads to Samadhi and to Jnana Waver not, this way and that Follow the way of eight-limbed Yoga And reach Samadhi State; They who tread that blessed path Shall reach Jnana's peak; No more are they in this vile flesh born. 552: Eight Limbs of Yoga Iyama, Niyama, and Asana numberless Pranayama wholesome and Pratyahara alike, Dharana, Dhyana and Samadhi to triumph