CC Madhya 15.116

āmā sabāra kṛṣṇa-bhakti raghunandana haite
ataeva pitā — raghunandana āmāra niścite
Synonyms: 
āmā sabāra — of all of us; kṛṣṇa-bhakti — devotion to Kṛṣṇa; raghunandana haite — because of Raghunandana; ataeva — therefore; pitā — father; raghunandana — Raghunandana; āmāra niścite — my decision.
Translation: 
“All of us have attained devotion to Kṛṣṇa due to Raghunandana. Therefore in my mind he is my father.”