CC Madhya 6.258

‘śrī-kṛṣṇa-caitanya śacī-sūta guṇa-dhāma’
ei dhyāna, ei japa, laya ei nāma
Synonyms: 
śrī-kṛṣṇa-caitanya — Lord Śrī Kṛṣṇa Caitanya Mahāprabhu; śacī-sūta — the son of mother Śacī; guṇa-dhāma — the reservoir of all good qualities; ei — this; dhyāna — meditation; ei — this; japa — chanting; laya — he takes; ei — this; nāma — holy name.
Translation: 
The Bhaṭṭācārya always chanted the holy name of Śrī Kṛṣṇa Caitanya, son of mother Śacī and reservoir of all good qualities. Indeed, chanting the holy names became his meditation.