φάσθαι
From LSJ
αἰθὴρ δ᾽ ἐλαφραῖς πτερύγων ῥιπαῖς ὑποσυρίζει (Aeschylus, Prometheus Bound 126) → The bright air fanned | whistles and shrills with rapid beat of wings.
English (LSJ)
inf. pres. Med. of φημί, Il.1.187, Od.11.443.
Greek (Liddell-Scott)
φάσθαι: ἀπαρέμφ. μέσ. ἐνεστ. τοῦ φημί, Ἰλ. Α. 187, Ὀδ. Λ. 443.