Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 19
Sanskrit:
ततोऽन्यदाविशद् गेहं कृष्णपत्न्या: स नारद: ।योगेश्वरेश्वरस्याङ्ग योगमायाविवित्सया ॥ १९ ॥
ITRANS:
tato ’nyad āviśad gehaṁkṛṣṇa-patnyāḥ sa nāradaḥyogeśvareśvarasyāṅgayoga-māyā-vivitsayā
Translation:
Nārada then entered the palace of another of Lord Kṛṣṇa’s wives, my dear King. He was eager to witness the spiritual potency possessed by the master of all masters of mystic power.