τετραλογία
From LSJ
οὐ γὰρ εἰς περιουσίαν ἐπράττετ' αὐτοῖς τὰ τῆς πόλεως → for selfish greed had no place in their statesmanship
English (LSJ)
ἡ, (λόγος)
A a group of four Platonic dialogues, Thrasyll. ap. D.L.3.57, cf. 9.45. II a group or series of four dramas, three Tragedies and one Satyric play (or sts. four Tragedies), Arist.Fr.619, D.L.3.56.