Caitanya-caritāmṛta 20.7
kona dine kona bhāve śloka-paṭhana sei śloka āsvādite rātri-jāgaraṇa
[kona dine kona bhaave shloka-pathana sei shloka aasvaadite raatri-jaagarana]
Blended reading (Sanskrit + English inline)
kona dine kona bhāve śloka-paṭhana sei śloka āsvādite rātri-jāgaraṇa
Sometimes the Lord would be absorbed in a particular emotion and would stay awake all night reciting related verses and relishing their taste.
My note
Source: vedabase.io