Srimad Bhagavatam Canto 12, Chapter 12, Text 08

SB 12.12.8

viduroddhava-samvadah
 ksattr-maitreyayos tatah
purana-samhita-prasno
 maha-purusa-samsthitih
 
Translation: 
 
This scripture also relates the discussions Vidura had with Uddhava and with Maitreya, inquiries about the subject matter of this Purana, and the winding up of creation within the body of the Supreme Lord at the time of annihilation.
Srimad Bhagavatam Canto 12, Chapter 12, Text 07
Srimad Bhagavatam Canto 12, Chapter 12, Text 09