Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 34
Sanskrit:
ऋषिरुवाचएवं सञ्चोदितौ मात्रा राम: कृष्णश्च भारत ।सुतलं संविविशतुर्योगमायामुपाश्रितौ ॥ ३४ ॥
ITRANS:
ṛṣir uvācaevaṁ sañcoditau mātrārāmaḥ kṛṣṇaś ca bhāratasutalaṁ saṁviviśaturyoga-māyām upāśritau
Translation:
The sage Śukadeva said: Thus entreated by Their mother, O Bhārata, Balarāma and Kṛṣṇa employed Their mystic Yoga-māyā potency and entered the region of Sutala.