Caitanya-caritāmṛta 21.136
madhuraṁ madhuraṁ vapur asya vibhor madhuraṁ madhuraṁ vadanaṁ madhuram madhu-gandhi mṛdu-smitam etad aho madhuraṁ madhuraṁ madhuraṁ madhuram
[madhuram madhuram vapur asya vibhor madhuram madhuram vadanam madhuram madhu-gandhi mridu-smitam etad aho madhuram madhuram madhuram madhuram]
Blended reading (Sanskrit + English inline)
madhuraṁ madhuraṁ vapur asya vibhor madhuraṁ madhuraṁ vadanaṁ madhuram madhu-gandhi mṛdu-smitam etad aho madhuraṁ madhuraṁ madhuraṁ madhuram
“ ‘O my Lord, the transcendental body of Kṛṣṇa is very sweet, and His face is even sweeter than His body. But His soft smile, which has the fragrance of honey, is sweeter still.’
Purport
This verse is quoted from the Kṛṣṇa-karṇāmṛta (92), by Bilvamaṅgala Ṭhākura.
— A.C. Bhaktivedanta Swami Prabhupāda
My note
Source: vedabase.io