πιστόω,
make trustworthy, πιστοῦν τινα ὅρκοις bind him by oaths, [[ 5th c.BC: Thucydides Historicus 4.88. ] Refs 5th c.BC+]
__II passive, to be made trustworthy, give a pledge or warrant, πιστωθείς [[ “hymnus ad Mercurium” 536; ἐπεὶ δ᾽ ἐπιστώθησαν 5th c.BC: Euripides Tragicus “Iphigenia Aulidensis” 66 ] Refs 5th c.BC+]; μοι.. ὅρκῳ πιστωθῆναι ἀπήμονά μ᾽ οἴκαδ᾽ ἀπάξειν bind yourselves to me by oath.., [[ 8th c.BC: Odyssea Homerus Epicus “Odyssey” 15.436. ] Refs 8th c.BC+]
__II.2 feel trust or confidence, to be persuaded, ὄφρα.. πιστωθῆτον ἐνὶ θυμῷ [[ 21.218 ] Refs]; πιστωθεὶς ὅτι.. feeling confidence that.., [[ 5th c.BC: Sophocles Tragicus “Oedipus Coloneus” 1039. ] Refs 5th c.BC+]
__III middle, give mutual pledges of fidelity, exchange troth, χεῖράς τ᾽ ἀλλήλων λαβέτην καὶ πιστώσαντο [[ 8th c.BC: Ilias Homerus Epicus “Illiad” 6.233; ἐπιστώσαντ᾽ ἐπέεσσιν 21.286; π. περὶ τῶν ὅλων πρὸς ἀλλήλους 2nd c.BC: Polybius Historicus 18.39.6. ] Refs 8th c.BC+]
__III.2 πιστοῦσθαί τινα ὑφ᾽ ὅρκου secure his good faith by oaths, [[ 5th c.BC: Sophocles Tragicus “Oedipus Coloneus” 650, compare 2nd c.BC: Polybius Historicus 8.15.2. ] Refs 5th c.BC+]
__III.3 confirm, prove, τῷ παρόντι τοὐπιόν [[ 5th c.BC: Euripides Tragicus “Fragmenta” 1073.6, compare 6th c.AD: Philoponus, Joannes Philosophus “Philoponi (Michaelis Ephesii) in libros de Generatione Animalium commentaria - pars” 206.25 ] Refs 5th c.BC+]; guarantee, τι [[ 2nd c.BC: Polybius Historicus 1.43.5, 2nd c.AD: Lucianus Sophista “Philops.” 5, 4th-5th c.AD(?): Nonnus Epicus “Dionysiaca” 13.407 ] Refs 2nd c.BC+]; τι διότι.. [[ 1st c.BC: Philodemus Gadarensis Epigrammaticus “Rh.” 1.122S.; ἀπὸ τούτων ἕκαστα 3rd c.BC: Polystratus Epicureus “Herc.” 346p.84V.; [τι] ταῖς Αἰσχύλου ἐλεγείαις 1st-2nd c.AD: Plutarchus Biographus et Philosophus 2.628e ] Refs 3rd c.BC+]; μάρτυρι τῷ Νέρωνι, ὅτι.. [[ [prev. author] “Galb.” 5; ἔργοις τὰς ὑποσχέσεις 2nd c.AD: Lucianus Sophista “Hipp.” 1; πείρῃ τὸ πρῆγμα 2nd c.AD: Aretaeus Medicus “ὀξέων νούσων θεραπευτικόν” 1.7; φιλοσοφίαν σώφρονι βίῳ 2nd c.AD: Herodianus Grammaticus 1.2.4; ἐκ τῆς ἀποβάσεως τὴν φήμην [prev. author] 1.14.6, compare 4th c.AD: Libanius Sophista “Orationes” 11.77 ] Refs 2nd c.AD+]; τίς ἂν τάδε πιστώσαιτο,.. ὅτι..; [[ 3rd c.AD: Oppianus Apamensis Epicus “Cynegetica” 3.355: _absolutely_, 4th c.BC: Aristoteles Philosophus “Fragmenta” 133, LXX.3Ki.1.36. ] LXX+4th c.BC+]