Srimad-Bhagavatam: Canto 9 - Chapter 1 - Verse 12
Sanskrit:
तत: शान्तरजो जज्ञे कृतकृत्य: स आत्मवान् ।रजे: पञ्चशतान्यासन् पुत्राणाममितौजसाम् ॥ १२ ॥
ITRANS:
tataḥ śāntarajo jajñekṛta-kṛtyaḥ sa ātmavānrajeḥ pañca-śatāny āsanputrāṇām amitaujasām
Translation:
From Citrakṛt was born a son named Śāntaraja, a self-realized soul who performed all kinds of Vedic ritualistic ceremonies and therefore did not beget any progeny. The sons of Rajī were five hundred, all very powerful.