भक्ति-विशेष-मात्रेणैवोदय-विशेष-नियमात् ।
bhakti-viśeṣa-mātreṇaivodaya-viśeṣa-niyamāt |
(Kṛṣṇa Sandarbha: 149)
“[Kṛṣṇa became the son of Droṇa and Dharā] Because of the rule that a particular manifestation [of him] is a result of a particular [corresponding] form of bhakti.”