Valmiki Ramayana Bala Kanda Sarga 38 Shloka 6
Original Shlokaअथ वर्षशते पूर्णे तपसाऽराधितो मुनि:। सगराय वरं प्रादाद्भृगुस्सत्यवतां वर:।।1.38.6।।
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अथ then, वर्षशते when hundred years, पूर्णे had completed, तपसा by austerites, आराधित: pleased, सत्यवतां वर: best among truthful persons, भृगु: मुनि: the ascestic Bhrugu, सगराय for Sagara, वरम् boon, प्रादात् granted.
When Sagara completed a hundred years in austerities, highly pleased by his performance, ascetic Bhrugu, the best among the truthful granted him a boon.