Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 30
Sanskrit:
ततो व्यमुञ्चद् यमुनां याचितो भगवान् बल: ।विजगाह जलं स्त्रीभि: करेणुभिरिवेभराट् ॥ ३० ॥
ITRANS:
tato vyamuñcad yamunāṁyācito bhagavān balaḥvijagāha jalaṁ strībhiḥkareṇubhir ivebha-rāṭ
Translation:
[Śukadeva Gosvāmī continued:] Thereupon Lord Balarāma released the Yamunā and, like the king of the elephants with his entourage of she-elephants, entered the river’s water with His female companions.