One verse

Srimad Bhagavatam 11.28.19

11.28.19

यथा हिरण्यं स्वकृतं पुरस्तात् पश्चाच्च सर्वस्य हिरण्मयस्य । तदेव मध्ये व्यवहार्यमाणं नानापदेशैरहमस्य तद्वत् ॥ १९ ॥

yathā hiraṇyaṁ sv-akṛtaṁ purastāt paścāc ca sarvasya hiraṇ-mayasya tad eva madhye vyavahāryamāṇaṁ nānāpadeśair aham asya tadvat

yathā
just as
hiraṇyam
gold
su-akṛtam
unmanifest as manufactured products
purastāt
previously
paścāt
subsequently
ca
and
sarvasya
of everything
hiraṇ-mayasya
that is made of gold
tat
that gold
eva
alone
madhye
in the middle
vyavahāryamāṇam
being utilized
nānā
various
apadeśaiḥ
in terms of designations
aham
I
asya
of this created universe
tadvat
in the same way

Gold alone is present before its manufacture into gold products, the gold alone remains after the products’ destruction, and the gold alone is the essential reality while it is being utilized under various designations. Similarly, I alone exist before the creation of this universe, after its destruction and during its maintenance.