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Vajradatta
Vajradatta was son and successor of the king Bhagadatta, third in line to throne of Naraka dynasty of Pragjyotisha Kingdom. Vajradatta had studied four vedas along with Angas, and the Nitishastras of Brihaspati and Shukra. Vajradatta is mentioned in epics as powerful as Indra, speedy like Vajra and who pleased the performer of hundred sacrifices, who is Indra again, in battle. He said to possess bolt-like lustre and conquered enemies like Indra.