Caitanya-caritāmṛta 2.83
kṛṣṇera svayaṁ-bhagavattā — ihā haila sādhya svayaṁ-bhagavānera kṛṣṇatva haila bādhya
[krishnera svayam-bhagavattaa — ihaa haila saadhya svayam-bhagavaanera krishnatva haila baadhya]
Blended reading (Sanskrit + English inline)
kṛṣṇera svayaṁ-bhagavattā — ihā haila sādhya svayaṁ-bhagavānera kṛṣṇatva haila bādhya
“This establishes that Śrī Kṛṣṇa is the original Personality of Godhead. The original Personality of Godhead is therefore necessarily Kṛṣṇa.
My note
Source: vedabase.io