SB 10.16.17
te ’nvesamana dayitam
krsnam sucitaya padaih
bhagaval-laksanair jagmuh
padavya yamuna-tatam
Translation:
The residents hurried toward the banks of the Yamuna in search of their dearmost Krsna, following the path marked by His footprints, which bore the unique signs of the Personality of Godhead.