CC Antya 16.61
- ei tina-sevā haite kṛṣṇa-premā haya
- punaḥ punaḥ sarva-śāstre phukāriyā kaya
ei tina-sevā—rendering service to these three; haite—from; kṛṣṇa-prema—ecstatic love for Kṛṣṇa; haya—there is; punaḥ punaḥ—again and again; sarva-śāstre—all the revealed scriptures; phu-kāriyā kaya—declare loudly.
By rendering service to these three, one attains the supreme goal of ecstatic love for Kṛṣṇa. In all the revealed scriptures this is loudly declared again and again.