Mahabharata 1.57.91
तथैव धृष्टद्युम्नोऽपि साक्षादग्निसमद्युतिःवैताने कर्मणि तते पावकात्समजायतवीरो द्रोणविनाशाय धनुषा सह वीर्यवान्
tathaiva dhṛṣṭadyumno'pi sākṣādagnisamadyutiḥvaitāne karmaṇi tate pāvakātsamajāyatavīro droṇavināśāya dhanuṣā saha vīryavān
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book