One verse

Srimad Bhagavatam 10.90.45

10.90.45

तेषां प्रमाणं भगवान् प्रभुत्वेनाभवद्धरि: । ये चानुवर्तिनस्तस्य ववृधु: सर्वयादवा: ॥ ४५ ॥

teṣāṁ pramāṇaṁ bhagavān prabhutvenābhavad dhariḥ ye cānuvartinas tasya vavṛdhuḥ sarva-yādavāḥ

teṣām
for them
pramāṇam
authority
bhagavān
Lord Kṛṣṇa
prabhutvena
on account of His being the Supreme Personality of Godhead
abhavat
was
hariḥ
Lord Hari
ye
they who
ca
and
anuvartinaḥ
personal associates
tasya
His
vavṛdhuḥ
prospered
sarva
all
yādavāḥ
the Yādavas

Because Lord Kṛṣṇa is the Supreme Personality of Godhead, the Yādavas accepted Him as their ultimate authority. And among them, all those who were His intimate associates especially flourished.