The Gandavyhua Sutra or Sutra of the Entry into the Realm of Reality is a Buddhist Sutra of Indian origin that records one the world's most celebrated spiritual pilgrimages, and comprises the 39th chapter of the Flower Garland Sutra. The sutra chronicles the journey of a disciple, Sudhana, as he encounters various teachings and Bodhisattvas until his journey reaches full circle and he awakens to teachings of the Buddha.