 The last chapters, from 6.6 to 6.7 of the text discusses Yoga and meditation, as a means to Vishnu devotion.Contemplative devotion, asserts the text, is the union with the Brahman (supreme soul, ultimate reality), which is only achievable with virtues such as compassion, truth, honesty, disinterestedness, self-restraint and holy studies.The text mentions five Yamas, five Niyamas, Pranayama and Pratyahara.