Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 2
Sanskrit:
क्रीडित्वा सुचिरं तत्र विचिन्वन्त: पिपासिता: ।जलं निरुदके कूपे ददृशु: सत्त्वमद्भुतम् ॥ २ ॥
ITRANS:
krīḍitvā su-ciraṁ tatravicinvantaḥ pipāsitāḥjalaṁ nirudake kūpedadṛśuḥ sattvam adbhutam
Translation:
After playing for a long time, they became thirsty. As they searched for water, they looked inside a dry well and saw a peculiar creature.