ei mata kare yeba raganuga-bhakti
krsnera carane tanra upajaya 'priti'
ei mata—in this way; kare—executes; yeba—anyone who; raganuga-bhakti—spontaneous devotional service to Krsna; krsnera carane—to the lotus feet of Krsna; tanra—his; upajaya—awakens; priti—affection.
"If one engages in spontaneous loving service to the Lord, his affection at the lotus feet of Krsna gradually increases.
Link to this page: https://prabhupadabooks.com/cc/madhya/22/164