Mahabharata 8.43.76

संजय उवाच · saṃjaya uvāca

भीमसेनेन तत्कर्म कृतं दृष्ट्वा सुदुष्करम्अर्जुनो व्यधमच्छिष्टानहितान्निशितैः शरैः

bhīmasenena tatkarma kṛtaṃ dṛṣṭvā suduṣkaramarjuno vyadhamacchiṣṭānahitānniśitaiḥ śaraiḥ

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