One verse

Srimad Bhagavatam 3.5.12

3.5.12

मुनिर्विवक्षुर्भगवद्गुणानां सखापि ते भारतमाह कृष्ण: । यस्मिन्नृणां ग्राम्यसुखानुवादै- र्मतिर्गृहीता नु हरे: कथायाम् ॥ १२ ॥

munir vivaksur bhagavad-gunanam sakhapi te bharatam aha krsnah yasmin nrnam gramya-sukhanuvadair matir grhita nu hareh kathayam

munih
the sage
vivaksuh
described
bhagavat
of the Personality of Godhead
gunanam
transcendental qualities
sakha
friend
api
also
te
your
bharatam
the Mahabharata
aha
has described
krsnah
Krsna-dvaipayana Vyasa
yasmin
in which
nrnam
of the people
gramya
worldly
sukha-anuvadaih
pleasure derived from mundane topics
matih
attention
grhita nu
just to draw towards
hareh
of the Lord
kathayam
speeches of (Bhagavad-gita)

Your friend the great sage Krsna-dvaipayana Vyasa has already described the transcendental qualities of the Lord in his great work the Mahabharata. But the whole idea is to draw the attention of the mass of people to krsna-katha (Bhagavad-gita) through their strong affinity for hearing mundane topics.