Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 2
Sanskrit:
स एव जातो वैदर्भ्यां कृष्णवीर्यसमुद्भव: ।प्रद्युम्न इति विख्यात: सर्वतोऽनवम: पितु: ॥ २ ॥
ITRANS:
sa eva jāto vaidarbhyāṁkṛṣṇa-vīrya-samudbhavaḥpradyumna iti vikhyātaḥsarvato ’navamaḥ pituḥ
Translation:
He took birth in the womb of Vaidarbhī from the seed of Lord Kṛṣṇa and received the name Pradyumna. In no respect was He inferior to His father.