Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 031

Sanskrit:

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

ITRANS:

ekaikasyāṁ daśa daśakṛṣṇo ’jījanad ātmajānyāvatya ātmano bhāryāamogha-gatir īśvaraḥ

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.