One verse

Srimad Bhagavatam 9.9.1

9.9.1

श्रीशुक उवाच अंशुमांश्च तपस्तेपे गङ्गानयनकाम्यया । कालं महान्तं नाशक्नोत् तत: कालेन संस्थित: ॥ १ ॥

sri-suka uvaca amsumams ca tapas tepe ganganayana-kamyaya kalam mahantam nasaknot tatah kalena samsthitah

sri-sukah uvaca
Sri Sukadeva Gosvami said
amsuman
the king named Amsuman
ca
also
tapah tepe
executed austerity
ganga
the Ganges
anayana-kamyaya
with a desire to bring the Ganges to this material world to deliver his forefathers
kalam
time
mahantam
for a long duration
na
not
asaknot
was successful
tatah
thereafter
kalena
in due course of time
samsthitah
died.

Sukadeva Gosvami continued: King Amsuman, like his grandfather, performed austerities for a very long time. Nonetheless, he could not bring the Ganges to this material world, and thereafter, in due course of time, he died.