Śukadeva Gosvāmī said: Vidura, the best amongst the Kuru dynasty, who was perfect in devotional service to the Lord, thus reached the source of the celestial Ganges river [Hardwar], where Maitreya, the great, fathomless learned sage of the world, was seated. Vidura, who was perfect in gentleness and satisfied in transcendence, inquired from him.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
श्रीशुक उवाच । द्वारि द्युनद्या ऋषभः कुरूणां मैत्रेयमासीनमगाधबोधम् । क्षत्तोपसृत्याच्युतभावशुद्धः पप्रच्छ सौशील्यगुणाभितृप्तः
śrīśuka uvāca | dvāri dyunadyā ṛṣabhaḥ kurūṇāṃ maitreyamāsīnamagādhabodham | kṣattopasṛtyācyutabhāvaśuddhaḥ papraccha sauśīlyaguṇābhitṛptaḥ
SB 3.5.1