Yoga Sutra 3.23 from samyama on friendliness there arise powers
Sūtra III.23 (From saṃyama) on friendliness and the others (compassion and goodwill, sūtra I.33) (there arise) powers (From saṃyama) on friendliness and the others (compassion and goodwill) (there arise) powers. Friendliness, compassion, and goodwill are the three meditations (bhāvanā, sūtra I.33). Of these, he who practises meditation on friendliness towards happy beings obtains the power…