CC Antya 16.48

sarvajña-śiromaṇi caitanya īśvara
vaiṣṇave tāṅhāra viśvāsa, jānena antara
Word for word: 
sarva-jña — omniscient; śiromaṇi — topmost; caitanya — Lord Śrī Caitanya Mahāprabhu; īśvara — the Supreme Personality of Godhead; vaiṣṇave — in the Vaiṣṇavas; tāṅhāra viśvāsa — his faith; jānena — He knows; antara — the heart.
Translation: 
Śrī Caitanya Mahāprabhu is the most exalted, omniscient Supreme Personality of Godhead, and therefore He knew that Kālidāsa, in the core of his heart, had full faith in Vaiṣṇavas.