तस्याचार्यस्य वृद्धस्य द्रोहो नित्योपकारिण: । कृत्वे हानार्यरस्माभी राज्यार्थे लुब्धबुद्धिभि:
tasya ācāryasya vṛddhasya droho nityopakāriṇaḥ | kṛtve hānāryair asmābhī rājārthe lubdhabuddhibhiḥ ||
तस्याचार्यस्य वृद्धस्य नित्योपकारिणो गुरोः। राज्यार्थं लुब्धबुद्धिभिर्द्रोहः कृतोऽस्माभिरानघ॥
अजुन उवाच
Even in war, dharma places limits: betraying an aged teacher and benefactor for political gain is condemned as anārya (ignoble). The verse highlights inner moral accountability beyond mere victory.
Arjuna reflects with remorse that ‘we’ have acted treacherously toward Droṇa, their venerable preceptor, and admits that the motive—securing kingship—sprang from greed, making the act ethically blameworthy.