CC Ādi 3.27

santv avatārā bahavaḥ paṅkaja-nābhasya sarvato-bhadrāḥ
kṛṣṇād anyaḥ ko vā latāsv api prema-do bhavati
Synonyms: 
santu — let there be; avatārāḥ — incarnations; bahavaḥ — many; paṅkaja-nābhasya — of the Lord, from whose navel grows a lotus flower; sarvataḥ-bhadrāḥ — completely auspicious; kṛṣṇāt — than Lord Kṛṣṇa; anyaḥ — other; kaḥ — who possibly; latāsu — on the surrendered souls; api — also; prema-daḥ — the bestower of love; bhavati — is.
Translation: 
“ ‘There may be many all-auspicious incarnations of the Personality of Godhead, but who other than Lord Śrī Kṛṣṇa can bestow love of God upon the surrendered souls?’
Purport: 

This quotation from the writings of Bilvamaṅgala Ṭhākura is found in the Laghu-bhāgavatāmṛta (1.5.37).