Now I shall leave the vision of this mundane world, and I see that Uddhava, the foremost of My devotees, is the only one who can be directly entrusted with knowledge about Me.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
अस्माल्लोकादुपरते मयि ज्ञानं मदाश्रयम् । अर्हत्युद्धव एवाद्धा सम्प्रत्यात्मवतां वरः
asmāllokāduparate mayi jñānaṃ madāśrayam | arhatyuddhava evāddhā sampratyātmavatāṃ varaḥ
SB 3.4.30