Srimad-Bhagavatam: Canto 9 - Chapter 1 - Verse 2
Sanskrit:
कदाचिद् रेणुका याता गङ्गायां पद्ममालिनम् ।गन्धर्वराजं क्रीडन्तमप्सरोभिरपश्यत ॥ २ ॥
ITRANS:
kadācid reṇukā yātāgaṅgāyāṁ padma-mālinamgandharva-rājaṁ krīḍantamapsarobhir apaśyata
Translation:
Once when Reṇukā, the wife of Jamadagni, went to the bank of the Ganges to get water, she saw the King of the Gandharvas, decorated with a garland of lotuses and sporting in the Ganges with celestial women [Apsarās].