Devibhagavatapurana 3.30.27

3.30.27

śrīrāma uvāca |
kā devī kiṃ prabhāvā sā kuto jātā kimāhvayā |
vrataṃ kiṃ vidhivadbrūhi sarvajño'si dayānidhe ||

Râma replied:-- “O Ocean of Knowledge! Who is that Devî? What is Her influence; whence has She sprung? What is Her Name? And how is that vow to be duly observed? Kindly describe all these to me in detail.”