Caitanya-caritāmṛta 9.329
dui jane kṛṣṇa-kathā kahe rātri-dine parama-ānande gela pāṅca-sāta dine
[dui jane krishna-kathaa kahe raatri-dine parama-aanande gela paancha-saata dine]
Blended reading (Sanskrit + English inline)
dui jane kṛṣṇa-kathā kahe rātri-dine parama-ānande gela pāṅca-sāta dine
Rāmānanda Rāya and Śrī Caitanya Mahāprabhu discussed Kṛṣṇa day and night, and thus they passed from five to seven days in great happiness.
My note
Source: vedabase.io