यत् that which, बलम् strength, समाश्रित्य relying on which, मे my, सीताम् Sita, हृतावान् has been abducted अपिच and also, तत् that, ससैन्यः along with army, सहभान्दव and relations, यथाकाम् at his will, दर्शय you may display.

"Let him display the strength on which he has abducted my Sita along with his army and relations at his will."