Caitanya-caritāmṛta 19.130
aṣṭa-prahara kṛṣṇa-bhajana, cāri daṇḍa śayane nāma-saṅkīrtane seha nahe kona dine
[ashta-prahara krishna-bhajana, chaari danda shayane naama-sankeertane seha nahe kona dine]
Blended reading (Sanskrit + English inline)
aṣṭa-prahara kṛṣṇa-bhajana, cāri daṇḍa śayane nāma-saṅkīrtane seha nahe kona dine
“They engage almost twenty-four hours daily in rendering service to the Lord. They usually sleep only an hour and a half, and some days, when they continuously chant the Lord’s holy name, they do not sleep at all.
My note
Source: vedabase.io