One verse

Srimad Bhagavatam 4.1.14

4.1.14

पूर्णिमासूत विरजं विश्वगं च परन्तप । देवकुल्यां हरे: पादशौचाद्याभूत्सरिद्दिव: ॥ १४ ॥

purnimasuta virajam visvagam ca parantapa devakulyam hareh pada- saucad yabhut sarid divah

purnima
Purnima
asuta
begot
virajam
a son named Viraja
visvagam ca
and named Visvaga
param-tapa
O annihilator of enemies
devakulyam
a daughter named Devakulya
hareh
of the Supreme Personality of Godhead
pada-saucat
by the water which washed His lotus feet
ya
she
abhut
became
sarit divah
the transcendental water within the banks of the Ganges.

My dear Vidura, of the two sons, Kasyapa and Purnima, Purnima begot three children, namely Viraja, Visvaga and Devakulya. Of these three, Devakulya was the water which washed the lotus feet of the Personality of Godhead and which later on transformed into the Ganges of the heavenly planes.