τετραοίδιος
From LSJ
μή μοι θεοὺς καλοῦσα βουλεύου κακῶς· πειθαρχία γάρ ἐστι τῆς εὐπραξίας μήτηρ, γυνὴ Σωτῆρος· ὦδ᾽ ἔχει λόγος → When you invoke the gods, do not be ill-advised. For Obedience is the mother of Success, wife of Salvation—as the saying goes.
English (LSJ)
ον,
A of four notes, in Music, name of a Νόμος of Terpander, Plu.2.1132d.
German (Pape)
[Seite 1098] von viererlei Melodie, Plut.