τὸ ἐναρμόνιον
From LSJ
Οὐδὲν γὰρ ἀνθρώποισιν οἷον ἄργυρος κακὸν νόμισμ' ἔβλαστε. τοῦτο καὶ πόλεις πορθεῖ, τόδ' ἄνδρας ἐξανίστησιν δόμων → Nothing has harmed humans more than the evil of money – money it is which destroys cities, money it is which drives people from their homes
