CC Madhya 25.161

ei ślokera artha prabhu ‘ekaṣaṣṭi’ prakāra
kariyāchena, yāhā śuni’ loke camatkāra
Word for word: 
ei ślokera artha — the meanings of this verse; prabhu — Śrī Caitanya Mahāprabhu; eka-ṣaṣṭi prakāra — sixty-one varieties; kariyāchena — has done; yāhā śuni’ — hearing which; loke camatkāra — everyone is astonished.
Translation: 
The Maharashtriyan brāhmaṇa stated that Śrī Caitanya Mahāprabhu had already explained that verse in sixty-one ways. Everyone was astonished to hear this.