CC Antya 18.81

rādhikādi gopī-gaṇa-saṅge ekatra meli’
yamunāra jale mahā-raṅge karena keli
Word for word: 
rādhikā-ādi — headed by Śrīmatī Rādhārāṇī; gopī-gaṇa-saṅge — with the gopīs; ekatra meli’ — meeting together; yamunāra — of the river Yamunā; jale — in the water; mahā-raṅge — in a great sporting attitude; karena keli — performs pastimes.
Translation: 
“Lord Kṛṣṇa was in the water of the Yamunā in the company of the gopīs, headed by Śrīmatī Rādhārāṇī. They were performing pastimes in a great sporting manner.