One verse

Srimad Bhagavatam 11.2.14

11.2.14

अत्राप्युदाहरन्तीममितिहासं पुरातनम् । आर्षभाणां च संवादं विदेहस्य महात्मन: ॥ १४ ॥

atrāpy udāharantīmam itihāsaṁ purātanam ārṣabhāṇāṁ ca saṁvādaṁ videhasya mahātmanaḥ

atra api
in this very matter (of describing bhāgavata-dharma)
udāharanti
is given as an example
imam
this
itihāsam
historical account
purātanam
ancient
ārṣabhāṇām
of the sons of Ṛṣabha
ca
and
saṁvādam
the conversation
videhasya
with Janaka, King of Videha
mahā-ātmanaḥ
who was a great broad-minded soul

To explain the devotional service of the Lord, sages have related the ancient history of the conversation between the great soul King Videha and the sons of Ṛṣabha.