ὄρνιθι γὰρ καὶ τὴν τότ᾽ αἰσίῳ τύχην παρέσχες ἡμῖν → for it was by a good omen that you provided that past fortune to us
P. and V. ταράσσειν, συνταράσσειν, ἐκπλήσσω, ἐκπλήσσειν, θράσσειν (Plato but rare P.); see also frighten.