SB 10.90.31

ekaikasyāṁ daśa daśa
 kṛṣṇo ’jījanad ātmajān
yāvatya ātmano bhāryā
 amogha-gatir īśvaraḥ
Synonyms: 
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.
Translation: 
The Supreme Lord Kṛṣṇa, whose endeavor never fails, begot ten sons in each of His many wives.
Purport: 

The total number of Lord Kṛṣṇa’s sons was thus 161,080, and He also had a daughter by each wife.