The Purana of the transformation of Brahman
Sanskrit Brahma + vaivarta, often explained as the appearance of the Absolute (Brahman) as the world.
One of the eighteen major Puranas, in four parts, centred on Krishna and Radha. Its Prakriti Khanda carries a hymn to Shashthi Devi, cited in the Chhath Puja arghya article.
The four-day festival of gratitude to Surya, the Sun God, observed with rigorous fasting and river-bank worship across Bihar, Jharkhand, Uttar Pradesh, and Nepal.
Radha, the cowherd girl of Barsana whose longing for Krishna in Vrindavan is worshipped as Bhakti's highest, most complete form of divine love.
The sacred story from the Brahmavaivarta Purana of King Indrasena delivering his departed father from Yamaloka to Vaikuntha on Indira Ekadashi during Pitru Paksha in Ashvina Krishna Paksha.
The katha from the Brahma Vaivarta Purana in which Krishna tells Yudhishthira how worshipping Vishnu with Tulsi on Kamika Ekadashi cleanses an accidental sin.
The divine katha from the Brahmavaivarta Purana of the fierce hunter Krodhana who controlled and destroyed all his sins like an elephant goad (Ankusha) on Papankusha Ekadashi in Ashvina Shukla Paksha.
The glorious story from the Brahma Vaivarta Purana of Lord Vishnu turning onto His side in Yoga Nidra and the advent of Vamana Avatar liberating King Bali in Bhadrapada Shukla Paksha.