Caitanya-caritāmṛta 2.113
kṛṣṇake kahaye keha — nara-nārāyaṇa keho kahe, kṛṣṇa haya sākṣāṭ vāmana
[krishnake kahaye keha — nara-naaraayana keho kahe, krishna haya saakshaat vaamana]
Blended reading (Sanskrit + English inline)
kṛṣṇake kahaye keha — nara-nārāyaṇa keho kahe, kṛṣṇa haya sākṣāṭ vāmana
Some say that Śrī Kṛṣṇa is directly Nara-Nārāyaṇa. Others say that He is directly Vāmana.
My note
Source: vedabase.io