महातेजाः highly energetic, राक्षसपुङ्गवः Rakshasa leader, महाबलम् mighty, कुम्भकर्णम् Kumbhakarna, एवम् in that way, उक्त्वा having spoken, आत्मानम् himself, पुनः again, जातम् इव like born again.

The highly energetic king of Rakshasas having spoken like that to mighty Kumbhakarna, felt as if he had taken birth again.