CC Madhya 19.119
lupteti tāṁ khyāpayituṁ viśiṣya
tatraiva rūpaṁ ca sanātanaṁ ca
kālena — in the course of time; vṛndāvana-keli-vārtā — topics concerning the transcendental mellows of the pastimes of Lord Kṛṣṇa in Vṛndāvana; luptā — almost lost; iti — thus; tām — all those; khyāpayitum — to enunciate; viśiṣya — making specific; kṛpā-amṛtena — with the nectar of mercy; abhiṣiṣeca — sprinkled; devaḥ — the Lord; tatra — there, in Vṛndāvana; eva — indeed; rūpam — Śrīla Rūpa Gosvāmī; ca — and; sanātanam — Sanātana Gosvāmī; ca — as well as.
“In the course of time, the transcendental news of Kṛṣṇa’s pastimes in Vṛndāvana was almost lost. To enunciate explicitly those transcendental pastimes, Śrī Caitanya Mahāprabhu empowered Śrīla Rūpa Gosvāmī and Sanātana Gosvāmī with the nectar of His mercy to carry out this work in Vṛndāvana.”
This verse and the following two verses are from Act Nine (38, 29, 30) of the Caitanya-candrodaya, by Śrī Kavi-karṇapūra.