One verse

Srimad Bhagavatam 5.17.5

5.17.5

तत्र चतुर्धा भिद्यमाना चतुर्भिर्नामभिश्चतुर्दिशमभिस्पन्दन्ती नदनदीपतिमेवाभिनिविशति सीतालकनन्दा चक्षुर्भद्रेति ॥ ५ ॥

tatra caturdha bhidyamana caturbhir namabhis catur-disam abhispandanti nada-nadi-patim evabhinivisati sitalakananda caksur bhadreti.

tatra
there (on top of Mount Meru)
caturdha
into four branches
bhidyamana
being divided
caturbhih
with four
namabhih
names
catuh-disam
the four directions (east, west, north and south)
abhispandanti
profusely flowing
nada-nadi-patim
the reservoir of all great rivers (the ocean)
eva
certainly
abhinivisati
enters
sita-alakananda
Sita and Alakananda
caksuh
Caksu
bhadra
Bhadra
iti
known by these names

On top of Mount Meru, the Ganges divides into four branches, each of which gushes in a different direction (east, west, north and south). These branches, known by the names Sita, Alakananda, Caksu and Bhadra, flow down to the ocean.