χρησμῳδός
From LSJ
μοῦνοι Ἑλλήνων δὴ μουνομαχήσαντες τῷ Πέρσῃ → alone of all Greeks we met the Persian singlehandedly, alone of all Greeks having fought singlehanded with the Persians
English (LSJ)
όν, (ᾠδή) prop.
A chanting oracles, or delivering them in verse; then, generally, prophesying, prophetic, χ. παρθένος, of the Sphinx, S.OT1200 (lyr.); epith. of Apollo, Epigr.Gr.1023.2 (Nubia). 2 oracular, φάτις S.Fr.573. II as Subst., soothsayer, oracle-monger, Pl.Ap.22c, Ion534d, al.
German (Pape)
[Seite 1375] Orakel singend, Orakel in Versen u. mit Gesang ertheilend; von der Sphinx gesagt Soph. O. R. 1199; übh. weissagend, prophezeihend; ὁ χρησμῳδός, der Wahrsager, Prophet; καὶ θεομάντεις Plat. Apol. 22 c; Ion 534 c.