One verse

Srimad Bhagavatam 4.13.38

4.13.38

सा तत्पुंसवनं राज्ञी प्राश्य वै पत्युरादधे । गर्भं काल उपावृत्ते कुमारं सुषुवेऽप्रजा ॥ ३८ ॥

sa tat pum-savanam rajni prasya vai patyur adadhe garbham kala upavrtte kumaram susuve ’praja

sa
she
tat
that food
pum-savanam
which produces a male child
rajni
the Queen
prasya
eating
vai
indeed
patyuh
from the husband
adadhe
conceived
garbham
pregnancy
kale
when the due time
upavrtte
appeared
kumaram
a son
susuve
gave birth to
apraja
having no son.

Although the Queen had no son, after eating that food, which had the power to produce a male child, she became pregnant by her husband, and in due course of time she gave birth to a son.