Ref. SB 1.19.36

SB 1.19.36: Otherwise [without being inspired by Lord Kṛṣṇa] how is it that you have voluntarily appeared here, though you are moving incognito to the common man and are not visible to us who are on the verge of death?

Text	↓	№
Primarily, however, one develops bhakti by the mercy of great souls, or by a small drop of the Lord''s mercy. Narada Bhakti Sutra		NBS 38
Primarily, however, one develops bhakti by the mercy of great souls, or by a small drop of the Lord''s mercy. Narada Bhakti Sutra		NBS 38

Srimad Bhagavatam

References to text SB 1.19.36