Caitanya-caritāmṛta 5.137
āpanāke bhṛtya kari’ kṛṣṇe prabhu jāne kṛṣṇera kalāra kalā āpanāke māne
[aapanaake bhritya kari’ krishne prabhu jaane krishnera kalaara kalaa aapanaake maane]
Blended reading (Sanskrit + English inline)
āpanāke bhṛtya kari’ kṛṣṇe prabhu jāne kṛṣṇera kalāra kalā āpanāke māne
He considers Himself a servant and knows Kṛṣṇa to be His master. Thus He regards Himself as a fragment of His plenary portion.
My note
Source: vedabase.io