ἐπαείδω
From LSJ
εἰρήνη ἡ ὑπερέχουσα πάντα νοῦν → peace that surpasses all understanding
English (LSJ)
contr. Att. ἐπᾴδω, fut.
A -ᾴσομαι Ar.Ec.1153, etc.; -ᾴσω Ach.Tat.2.7:—sing to or in accompaniment, μάγος ἀνὴρ . . ἐ. θεογονίην Hdt.1.132; ᾠδὰν χορῷ E.El.864(lyr.):—Pass., Arr.An.2.16.3. 2 sing as an incantation, ἃ αἱ Σειρῆνες ἐπῇδον τῷ Ὀδυσσεῖ X.Mem.2.6.11; χρὴ τὰ τοιαῦτα ὥσπερ ἐπᾴδειν ἑαυτῷ Pl.Phd.114d, cf. 77e; ἐ. ἡμῖν αὐτοῖς τοῦτον τὸν λόγον Id.R.608a; ἐ. τινί sing to one so as to charm or soothe him, Id.Phdr.267d, Lg.812c, al.:—Pass., Porph.Chr.35: abs., use charms or incantations, Pl.Tht.157c; ἐπαείδων by means of charms, A.Ag.1021 (lyr.), cf. Pl.Lg.773d, Tht.149d.