Srimad Bhagavatam Canto 12, Chapter 12, Text 36

SB 12.12.36

mathurayam nivasata
 yadu-cakrasya yat priyam
krtam uddhava-ramabhyam
 yutena harina dvijah
 
Translation: 
 
Then, O brahmanas, this scripture recounts how Lord Hari, while residing in Mathura in the company of Uddhava and Balarama, performed pastimes for the satisfaction of the Yadu dynasty.
Srimad Bhagavatam Canto 12, Chapter 12, Text 35
Srimad Bhagavatam Canto 12, Chapter 12, Text 37