One verse

Srimad Bhagavatam 3.33.2

3.33.2

देवहूतिरुवाच अथाप्यजोऽन्त:सलिले शयानं भूतेन्द्रियार्थात्ममयं वपुस्ते । गुणप्रवाहं सदशेषबीजं दध्यौ स्वयं यज्जठराब्जजात: ॥ २ ॥

devahutir uvaca athapy ajo ’ntah-salile sayanam bhutendriyarthatma-mayam vapus te guna-pravaham sad-asesa-bijam dadhyau svayam yaj-jatharabja-jatah

devahutih uvaca
Devahuti said
atha api
moreover
ajah
Lord Brahma
antah-salile
in the water
sayanam
lying
bhuta
the material elements
indriya
the senses
artha
the sense objects
atma
the mind
mayam
pervaded by
vapuh
body
te
Your
guna-pravaham
the source of the stream of the three modes of material nature
sat
manifest
asesa
of all
bijam
the seed
dadhyau
meditated upon
svayam
himself
yat
of whom
jathara
from the abdomen
abja
from the lotus flower
jatah
born

Devahuti said: Brahma is said to be unborn because he takes birth from the lotus flower which grows from Your abdomen while You lie in the ocean at the bottom of the universe. But even Brahma simply meditated upon You, whose body is the source of unlimited universes.