CC Antya 1.200

iṅhāra ye jyeṣṭha-bhrātā, nāma — ‘sanātana’
pṛthivīte vijña-vara nāhi tāṅra sama
Word for word: 
iṅhāra — of Śrīla Rūpa Gosvāmī; ye — who; jyeṣṭha-bhrātā — the elder brother; nāma — named; sanātana — Sanātana Gosvāmī; pṛthivīte — on the surface of the world; vijña-vara — most learned; nāhi — there is none; tāṅra sama — equal to him.
Translation: 
Śrī Caitanya Mahāprabhu said, “Śrīla Rūpa Gosvāmī’s elder brother, whose name is Sanātana Gosvāmī, is such a wise and learned scholar that no one is equal to him.”