Brahmavaivartapurana 3.87.18

Brahmavaivartapurāṇa 3.87.18

nanda uvāca
yugānāṃ ca caturṇāṃ ca yaṃ yaṃ dharma sanātanam .
krameṇa kṛṣṇa vistīrṇaṃ kṛtvā māṃ kathaya prabho .. 18 ..