One verse

Srimad Bhagavatam 10.90.31

10.90.31

एकैकस्यां दश दश कृष्णोऽजीजनदात्मजान् । यावत्य आत्मनो भार्या अमोघगतिरीश्वर: ॥ ३१ ॥

ekaikasyāṁ daśa daśa kṛṣṇo ’jījanad ātmajān yāvatya ātmano bhāryā amogha-gatir īśvaraḥ

eka-ekasyām
in each one of them
daśa daśa
ten each
kṛṣṇaḥ
Kṛṣṇa
ajījanat
begot
ātma-jān
sons
yāvatyaḥ
as many as
ātmanaḥ
His
bhāryāḥ
wives
amogha
never frustrated
gatiḥ
whose effort
īśvaraḥ
the Supreme Lord

The Supreme Lord Kṛṣṇa, whose endeavor never fails, begot ten sons in each of His many wives.