SB 10.14.49
sri-rajovaca
brahman parodbhave krsne
iyan prema katham bhavet
yo ’bhuta-purvas tokesu
svodbhavesv api kathyatam
Translation:
King Pariksit said: O brahmana, how could the cowherd women have developed for Krsna, someone else’s son, such unprecedented pure love love they never felt even for their own children? Please explain this.