PRABHĀKARA I A serpent born of the race of Kaśyapa. Śloka 15, Chapter 35, Ādi Parva).
PRABHĀKARA II A great sage born of the race of Atri. This sage married the ten daughters of Ghṛtācī born of Raudrāśva (Bhadrāśva) of the family of Pūru. The names of the daughters are Rudrā, Śūdrā, Maladā, Bhadrā, Malahā, Khaladā, Naladā, Surasā, Gocapalā and Strīratnakūṭā. Once when the Sun was in distress while he was being devoured by Rāhu, Sage Prabhākara said ‘Svasti’ to give salvation for the Sun and instantly the Sun came out from Rāhu's hold and shone brightly as before. It was as a result of this virtuous deed that the sage got the name Prabhākara. By his great knowledge and eminence he kept glowing the fame of Atrikula earned by generations. Sage Prabhākara conducted a Yāga and on the occasion the devas presented him with great wealth and ten sons
[Harivaṁśa, 1. 81-8. 17] .
PRABHĀKARA III The sixth division of the land of Kuśadvīpa.
[Śloka 13, Chapter 12, Bhīṣma Parva] .