Srimad Bhagavatam Canto 11, Chapter 29, Text 32

SB 11.29.32

naitad vijñaya jijñasor
 jñatavyam avasisyate
pitva piyusam amrtam
 patavyam navasisyate
 
Translation: 
 
When an inquisitive person comes to understand this knowledge, he has nothing further to know. After all, one who has drunk the most palatable nectar cannot remain thirsty.
Srimad Bhagavatam Canto 11, Chapter 29, Text 31
Srimad Bhagavatam Canto 11, Chapter 29, Text 33