Srimad Bhagavatam Canto 10, Chapter 22, Text 24

SB 10.22.24

tasam vijñaya bhagavan
 sva-pada-sparsa-kamyaya
dhrta-vratanam sankalpam
 aha damodaro ’balah
 
Translation: 
 
The Supreme Lord understood the determination of the gopis in executing their strict vow. The Lord also knew that the girls desired to touch His lotus feet, and thus Lord Damodara, Krsna, spoke to them as follows.
Srimad Bhagavatam Canto 10, Chapter 22, Text 23
Srimad Bhagavatam Canto 10, Chapter 22, Text 25