CC Madhya 15.296

sei amogha haila prabhura bhakta ‘ekānta’
preme nāce, kṛṣṇa-nāma laya mahā-śānta
Synonyms: 
sei amogha — that same Amogha; haila — became; prabhura — of Lord Śrī Caitanya Mahāprabhu; bhakta — devotee; ekānta — unflinching; preme nāce — dances in ecstasy; kṛṣṇa-nāma laya — chants the Hare Kṛṣṇa mahā-mantra; mahā-śānta — very peaceful.
Translation: 
Thereafter, Amogha became an unalloyed devotee of Śrī Caitanya Mahāprabhu. He danced in ecstasy and peacefully chanted the holy name of Lord Kṛṣṇa.