Srimad-Bhagavatam: Canto 9 - Chapter 1 - Verse 41
Sanskrit:
इत्यप: प्राश्य राजर्षिश्चिन्तयन् मनसाच्युतम् ।प्रत्यचष्ट कुरुश्रेष्ठ द्विजागमनमेव स: ॥ ४१ ॥
ITRANS:
ity apaḥ prāśya rājarṣiścintayan manasācyutampratyacaṣṭa kuru-śreṣṭhadvijāgamanam eva saḥ
Translation:
O best of the Kuru dynasty, after he drank some water, King Ambarīṣa, meditating upon the Supreme Personality of Godhead within his heart, waited for the return of the great mystic Durvāsā Muni.