One verse

Srimad Bhagavatam 7.13.11

7.13.11

अत्राप्युदाहरन्तीममितिहासं पुरातनम् । प्रह्रादस्य च संवादं मुनेराजगरस्य च ॥ ११ ॥

atrapy udaharantimam itihasam puratanam prahradasya ca samvadam muner ajagarasya ca

atra
herein
api
although not exposed to common eyes
udaharanti
the learned sages recite as an example
imam
this
itihasam
historical incident
puratanam
very, very old
prahradasya
of Prahlada Maharaja
ca
also
samvadam
conversation
muneh
of the great saintly person
ajagarasya
who took the profession of a python
ca
also.

As a historical example of this, learned sages recite the story of an ancient discussion between Prahlada Maharaja and a great saintly person who was feeding himself like a python.