One verse

Srimad Bhagavatam 9.21.35

9.21.35

तस्य सत्यधृति: पुत्रो धनुर्वेदविशारद: । शरद्वांस्तत्सुतो यस्मादुर्वशीदर्शनात् किल । शरस्तम्बेऽपतद् रेतो मिथुनं तदभूच्छुभम् ॥ ३५ ॥

tasya satyadhrtih putro dhanur-veda-visaradah saradvams tat-suto yasmad urvasi-darsanat kila sara-stambe ’patad reto mithunam tad abhuc chubham

tasya
of him (Satananda)
satyadhrtih
Satyadhrti
putrah
a son
dhanuh-veda-visaradah
very expert in the art of archery
saradvan
Saradvan
tat-sutah
the son of Satyadhrti
yasmat
from whom
urvasi-darsanat
simply by seeing the celestial Urvasi
kila
indeed
sara-stambe
on a clump of sara grass
apatat
fell
retah
semen
mithunam
a male and female
tat abhut
there were born
subham
all-auspicious.

The son of Satananda was Satyadhrti, who was expert in archery, and the son of Satyadhrti was Saradvan. When Saradvan met Urvasi, he discharged semen, which fell on a clump of sara grass. From this semen were born two all-auspicious babies, one male and the other female.