πιστ-εύω,
future -εύσω: pluperfect πεπιστεύκειν [[ NT.Act.14.23 ] NT]: (πίστις):—trust, put faith in, rely on a person, thing, or statement, τινι [[ 5th c.BC: Herodotus Historicus 1.24; τῷ λόγῳ [prev. author] 2.118, compare 5th c.BC: Sophocles Tragicus “Electra” 886, etc.; π. θεῶν θεσφάτοισι 4th-5th c.BC: Aeschylus Tragicus “Persae” 800; τῇ τύχῃ 5th c.BC: Thucydides Historicus 5.112; σφίσιν αὐτοῖς [prev. author] 3.5; ταῖς ἀληθείαις 4th c.BC: Demosthenes Orator 44.3 ] Refs 5th c.BC+]; [σημείοις] [[ 5th c.BC: Antipho Orator 5.81; π. τινὶ περί τινος 4th c.BC: Aristoteles Philosophus “Ethica Nicomachea” 1157a21; ὑπὲρ τῶν ὅλων 2nd c.BC: Polybius Historicus 2.43.2: with _neuter_ ] Refs 5th c.BC+] adjective or pronoun, λόγοις ἐμοῖσι πίστευσον τάδε believe my words herein, [[ 5th c.BC: Euripides Tragicus “Helena” 710; τοῦτ᾽.. Αἰγυπτίοις πιστεῦσαι δεῖ 4th c.BC: Aristoteles Philosophus “Meteorologica” 343b10; μὴ πάντα πειρῶ πᾶσι πιστεύειν 4th-3rd c.BC: Menander Comicus “Μονόστιχοι - Fragmenta Comicorum Graecorum” 335: later with Preps., π. ἐν τῷ Θεῷ, ἐν τῷ εὐαγγελίῳ, LXX.Psa.77(78).22, NT.Mark.1.15; π. εἰς τὸν Θεόν NT.John.14.1, +others] NT+5th c.BC+]; εἰς τὸ ὄνομά τινος[[ [prev. work] 1.12; π. ἐπὶ τὸν Κύριον NT.Act.9.42 ] NT]: absolutely, believe, περὶ μὲν τούτου.. οὔτε ἀπιστέω οὔτε ὦν π. τι λίην [[ 5th c.BC: Herodotus Historicus 4.96 ] Refs 5th c.BC+]; χαλεπὰ παντὶ ἑξῆς τεκμηρίῳ πιστεῦσαι although it is hard to believe every single bit of evidence about them, [[ 5th c.BC: Thucydides Historicus 1.20: with _accusative_ _cognate_, π. δόξαν] Refs 5th c.BC+] entertain a confident opinion, [[ [prev. author] 5.105 ] Refs]:—passive, to be trusted or believed, ἄνδρες ἄξιοι πιστεύεσθαι [[ 5th-6th c.BC: Plato Philosophus “Laches” 181b, compare “Ep.” 309a, 5th-6th c.BC: Xenophon Historicus “Institutio Cyri (Cyropaedia)” 4.2.8 ] Refs 5th c.BC+]; πιστευθῆναι ὑπό τινος enjoy his confidence,[[ [prev. work] 6.1.39, compare “An.” 7.6.33; π. παρά τινι 4th c.BC: Demosthenes Orator 23.4, 58.44; πρός τινας [prev. author] 20.25 ] Refs 4th c.BC+]; ὡς πιστευθησόμενος as if he would be believed, [[ [prev. author] 27.54, compare 36.43; π. ὡς δημοτικὸς ὤν 4th c.BC: Aristoteles Philosophus “Politica” 1305a28 ] Refs 4th c.BC+]; πιστεύονται [οἱ λόγοι] [[ [prev. author] “EN” 1172b6 ] Refs]; ἐπιστεύοντο ἃ ἔλεγον they were believed in what they said, [[ 4th c.BC: Demosthenes Orator 32.4 ] Refs 4th c.BC+]; πρόγνωσιν ἐπεπίστευντο were believed to possess foreknowledge, [[ 1st c.AD: Josephus Historicus “Antiquitates Judaicae” 17.2.4. ] Refs 1st c.AD+]