Caitanya-caritāmṛta 4.195
kibā gauracandra ihā kare āsvādana ihā āsvādite āra nāhi cauṭha-jana
[kibaa gaurachandra ihaa kare aasvaadana ihaa aasvaadite aara naahi chautha-jana]
Blended reading (Sanskrit + English inline)
kibā gauracandra ihā kare āsvādana ihā āsvādite āra nāhi cauṭha-jana
Only Śrī Caitanya Mahāprabhu has tasted the poetry of this verse. No fourth man is capable of understanding it.
Purport
This indicates that only Śrīmatī Rādhārāṇī, Mādhavendra Purī and Caitanya Mahāprabhu are capable of understanding the purport of this verse.
— A.C. Bhaktivedanta Swami Prabhupāda
My note
Source: vedabase.io