Mahabharata 3.57.2

भयशोकसमाविष्टा राजन्भीमसुता ततःचिन्तयामास तत्कार्यं सुमहत्पार्थिवं प्रति

bhayaśokasamāviṣṭā rājanbhīmasutā tataḥcintayāmāsa tatkāryaṃ sumahatpārthivaṃ prati

Our plain-language meaning of this verse is waiting for scholar review.