The god Tapana or Virochana (Surya) whose duty it is to make everything visible, begot you on me, O Karna, O you foremost of wielders of weapons.
प्रकाशकर्मा तपनो योऽयं देवो विरोचनः। अजीजनत् त्वां मय्येष कर्ण शस्त्रभृतां वरम्॥