One verse

Srimad Bhagavatam 10.45.5

10.45.5

सर्वार्थसम्भवो देहो जनित: पोषितो यत: । न तयोर्याति निर्वेशं पित्रोर्मर्त्य: शतायुषा ॥ ५ ॥

sarvārtha-sambhavo deho janitaḥ poṣito yataḥ na tayor yāti nirveśaṁ pitror martyaḥ śatāyuṣā

sarva
of all
artha
goals of life
sambhavaḥ
the source
dehaḥ
one’s body
janitaḥ
born
poṣitaḥ
maintained
yataḥ
from whom
na
not
tayoḥ
to them
yāti
one achieves
nirveśam
repayment of the debt
pitroḥ
to the parents
martyaḥ
a mortal
śata
of one hundred (years)
āyuṣā
with a life span

With one’s body one can acquire all goals of life, and it is one’s parents who give the body birth and sustenance. Therefore no mortal man can repay his debt to his parents, even if he serves them for a full lifetime of a hundred years.