Srimad Bhagavatam
प्रधानपुरुषावाद्यौ जगद्धेतू जगत्पती । अवतीर्णौ जगत्यर्थे स्वांशेन बलकेशवौ ॥ १०-३८-३२ ॥
They were the primeval Supreme Personalities, the masters and original causes of the universes, who had for the welfare of the earth now descended in Their distinct forms of Keśava and Balarāma. ॥ 10-38-32 ॥
english translation
इन आदि महापुरुषों तथा ब्रह्माण्डों के आदि कारणों ने पृथ्वी के कल्याण हेतु अब केशव तथा बलराम के रूप में अवतार लिया था। ॥ १०-३८-३२ ॥
hindi translation
pradhAnapuruSAvAdyau jagaddhetU jagatpatI । avatIrNau jagatyarthe svAMzena balakezavau ॥ 10-38-32 ॥
hk transliteration by Sanscript