CC Madhya 15.69

iṅhāra kṛṣṇa-sevāra kathā śuna, sarva-jana
parama-pavitra sevā ati sarvottama
Word for word: 
iṅhāra — of him; kṛṣṇa-sevāra — of service to Lord Kṛṣṇa; kathā — stories; śuna — hear; sarva-jana — all people; parama-pavitra — supremely pure; sevā — service; ati — very much; sarva-uttama — well accomplished.
Translation: 
Śrī Caitanya Mahāprabhu then informed everyone, “Just hear about the pure devotional service rendered to Kṛṣṇa by Rāghava Paṇḍita. Indeed, Rāghava Paṇḍita’s service is supremely pure and highly accomplished.