Mudgalapurana 2.28.48.c1

2.28.48.c1

oṃ tatsaditi śrīmadāntye purāṇopaniṣadi śrīmanmaudgale mahāpurāṇe dvitīye khaṇḍe ekadantacarite kaśyapasṛṣṭivarṇanaṃ nāma aṣṭāviṃśatitamo'dhyāyaḥ ||

Om tat sat. Thus ends the twenty-eighth chapter, named 'The Description of Kaśyapa's Creation,' in the story of Ekadanta, in the second section of the glorious and venerable Maudgala Mahāpurāṇa, the ultimate Purāṇic Upaniṣad.