यद्यप्येते न पश्यन्ति लोभोपहतचेतसः। कुलक्षयकृतं दोषं मित्रद्रोहे च पातकम् ॥

yady apy ete na paśhyanti lobhopahata-chetasaḥ kula-kṣhaya-kṛitaṁ doṣhaṁ mitra-drohe cha pātakam

Although these, with intelligence overpowered by greed, see no guilt in the destruction of a family, no crime in hostility to friends,

In plain words: Arjuna says that the other side is blinded by greed. They do not see anything wrong in destroying a family or turning against friends.