Caitanya-caritāmṛta 17.309
adbhuta caitanya-līlāya yāhāra viśvāsa sei jana yāya caitanyera pada pāśa
[adbhuta chaitanya-leelaaya yaahaara vishvaasa sei jana yaaya chaitanyera pada paasha]
Blended reading (Sanskrit + English inline)
adbhuta caitanya-līlāya yāhāra viśvāsa sei jana yāya caitanyera pada pāśa
Only a person who has firm faith in the wonderful pastimes of Lord Caitanya Mahāprabhu can approach His lotus feet.
My note
Source: vedabase.io