Somavaṃśa-prasavaḥ
Birth of the Lunar Line: Budha–Purūravas and the Urvaśī Episode
यद्यन्यथा न सक्यं वै कर्तुंमेवं द्विजोत्तम / ततः प्रसादमकरोत्स तस्यास्तपसो बलात्
yadyanyathā na sakyaṃ vai kartuṃmevaṃ dvijottama / tataḥ prasādamakarotsa tasyāstapaso balāt
O best of the twice-born, if it cannot be done otherwise, then he bestowed his favor, moved by the power of her austerities.