One verse

Srimad Bhagavatam 3.8.11

3.8.11

सोऽन्त:शरीरेऽर्पितभूतसूक्ष्म: कालात्मिकां शक्तिमुदीरयाण: । उवास तस्मिन् सलिले पदे स्वे यथानलो दारुणि रुद्धवीर्य: ॥ ११ ॥

so ’ntah sarire ’rpita-bhuta-suksmah kalatmikam saktim udirayanah uvasa tasmin salile pade sve yathanalo daruni ruddha-viryah

sah
the Supreme Lord
antah
within
sarire
in the transcendental body
arpita
kept
bhuta
material elements
suksmah
subtle
kala-atmikam
the form of time
saktim
energy
udirayanah
invigorating
uvasa
resided
tasmin
therein
salile
in the water
pade
in the place
sve
His own
yatha
as much as
analah
fire
daruni
in the fuel wood
ruddha-viryah
submerged strength.

Just like the strength of fire within fuel wood, the Lord remained within the water of dissolution, submerging all the living entities in their subtle bodies. He lay in the self-invigorated energy called kala.