Caitanya-caritāmṛta 20.129
śivānandera bālake śloka karāilā siṁha-dvāre dvārī prabhure kṛṣṇa dekhāilā
[shivaanandera baalake shloka karaailaa simha-dvaare dvaaree prabhure krishna dekhaailaa]
Blended reading (Sanskrit + English inline)
śivānandera bālake śloka karāilā siṁha-dvāre dvārī prabhure kṛṣṇa dekhāilā
It also describes how Śivānanda’s son composed a verse and how the doorkeeper of the Siṁha-dvāra showed Kṛṣṇa to Śrī Caitanya Mahāprabhu.
My note
Source: vedabase.io