One verse

Srimad Bhagavatam 3.9.20

3.9.20

योऽविद्ययानुपहतोऽपि दशार्धवृत्त्या निद्रामुवाह जठरीकृतलोकयात्र: । अन्तर्जलेऽहिकशिपुस्पर्शानुकूलां भीमोर्मिमालिनि जनस्य सुखं विवृण्वन् ॥ २० ॥

yo ’vidyayanupahato ’pi dasardha-vrttya nidram uvaha jathari-krta-loka-yatrah antar-jale ’hi-kasipu-sparsanukulam bhimormi-malini janasya sukham vivrnvan

yah
one
avidyaya
influenced by nescience
anupahatah
without being affected
api
in spite of
dasa-ardha
five
vrttya
interaction
nidram
sleep
uvaha
accepted
jathari
within the abdomen
krta
doing so
loka-yatrah
maintenance of the different entities
antah-jale
within the water of devastation
ahi-kasipu
on the snake bed
sparsa-anukulam
happy for the touch
bhima-urmi
violent waves
malini
chain of
janasya
of the intelligent person
sukham
happiness
vivrnvan
showing

My Lord, You accept the pleasure of sleeping in the water of devastation, where there are violent waves, and You enjoy pleasure on the bed of snakes, showing the happiness of Your sleep to intelligent persons. At that time, all the universal planes are stationed within Your abdomen.