Srimad Bhagavatam Canto 10, Chapter 23, Text 12

SB 10.23.12

na te yad om iti procur
 na neti ca parantapa
gopa nirasah pratyetya
 tathocuh krsna-ramayoh
 
Translation: 
 
When the brahmanas failed to reply even with a simple yes or no, O chastiser of the enemy [Pariksit], the cowherd boys returned disappointed to Krsna and Rama and reported this to Them.
Srimad Bhagavatam Canto 10, Chapter 23, Text 10-11
Srimad Bhagavatam Canto 10, Chapter 23, Text 13