πιστ-εύω · pist-euō — LSJ
trust, put faith in, rely on a person, thing, or statement, τινι Hdt. 1.24 ; τῷ λόγῳ Id. 2.118, cf. S. El. 886, etc. ; π. θεῶν θεσφάτοισι A. Pers. 800 ; τῇ τύχῃ Th. 5.112 ; σφίσιν αὐτοῖς Id. 3.5; ταῖς ἀληθείαις D. 44.3 ; [σημείοις] Antipho 5.81 ; π. τινὶ περί τινος Arist. EN 1157a21 ; ὑπὲρ τῶν ὅλων Plb. 2.43.2 : with neut. Adj. or Pron., λόγοις ἐμοῖσι πίστευσον τάδε believe my words herein, E. Hel. 710; τοῦτʼ . . Αἰγυπτίοις πιστεῦσαι δεῖ Arist. Mete. 343b10 ; μὴ πάντα πειρῶ πᾶσι πιστεύειν Men. M
comply, ὡς οὐχ ὑπείξων οὐδὲ πιστεύσων λέγεις; S. OT 625, cf. 646 ; opp. ἀπιστέω, Id. Tr. 1228.
c. inf., believe that, feel confident that a thing is, will be, has been, E. HF 146; ἀληθῆ εἶναι Pl. Grg. 524a, cf. R. 450d; ὃς ἂν γνώμῃ πιστεύῃ τῶν ἐναντίων προὔχειν Th. 2.62 ; προέσθαι τὴν προῖκʼ οὐκ ἐπίστευσεν D. 30.7 ; π. ὡς . . , ὅτι . . , X. Hier. 1.37, Arist. Ph. 254a3, al. : the inf. is sts. omitted, τὰ μὲν οὐ πιστεύουσιν οἱ νέοι (sc. εἶναι or γεγονέναι) Id. EN 1142a19, cf. APr. 68b13, GA 716a7 :—Pass., παρὰ Διὸς . . οἱ νόμοι πεπιστευμένοι ἦσαν γεγονέναι Pl. Lg. 636d; πιστευθεὶς ἀληθεύσε
c. dat. et inf., τοῖσι ἐπίστευε σιγᾶν to whom he trusted that they would keep silence, Hdt. 8.110, cf. X. Cyr. 3.3.55, Lys. 19.54.
have faith, Act. Ap. 2.44, 19.18, etc.
π. τινί τι entrust something to another, τινὶ ἡγεμονίαν, χρήματα, X. Mem. 4.4.17, Smp. 8.36; τὰν ὠνὰν τῷ θεῷ GDI 1684, al. (Delph.); γυναικὶ μὴ πίστευε τὸν . . βίον Men. Mon. 86; also περὶ τῶν ἐμῶν τούτῳ ἀξιῶ πιστεύειν ὑμᾶς Lys. 30.7:—Med., have entrusted to one, ἀρχήν Berichte der russ. Akad. für Gesch. der materiellen Kultur 4.82 (Olbia, ii/iii A.D.):—Pass., πιστεύεσθαί τι to be entrusted with a thing, have it committed to one, παρά or ὑπό τινος, Plb. 3.69.1, Phylarch. 24J., cf. Vett.Val. 65.3