nāma-gāne - in chanting the holy names; sadā - constantly; ruci - taste, relish; laya - takes; kṛṣṇa-nāma - the Hare Kṛṣṇa mantra.

“Due to having great relish for the holy name, one is inclined to chant the Hare Kṛṣṇa mahā-mantra constantly.