χρηστηριάζω · chrēstēriazō — LSJ
give oracles, prophesy
give oracles, prophesy, τισι Ephor. 31 (b) J.; χ. τάδε πρὸς τὴν ἐρώτησιν SIG 557.6 (Magn.Mae., iii B. C.).
II consult an oracle, consult, by means of, to as the oracle
mostly in Med. (fut. -άσομαι Theopomp.Hist. 314), consult an oracle, Hdt. 1.55; χρηστηριάζεσθαι ἐν Δελφοῖσι ἐπί τινι ib. 66; χ. θεῷ consult a god, Id. 7.178; ἱροῖσι χ. by means of victims, Id. 8.134; αἰξὶ μάλιστα χ. D.S. 16.26; περί τινος respecting something, Hdt. 2.52; χ. εἰ . . to as the oracle whether . . , Id. 5.67; εἰς ἥντινα παρέσονται χώραν Ant.Lib. 8.2:—aor. Pass., τῶν βουλομένων -ασθῆναι IG 9(2).1109.34 (Thessaly, ii/i B. C.).