Athenaeus, The Learned Banqueters (Deipnosophistae) 603c · 603c

Alexander — γὰρ οὕτως ἐμὲ εὐφρανεῖ ὡς σὲ λυπήσει.’
Carystius, quoted by Myrtilus — ὥσπερ γὰρ ἦν ἐρωτικὸς ὁ βασιλεὺς οὗτος, οὕτως καὶ πρὸς τὸ καθῆκον ἐγκρατὴς καὶ πρὸς τὸ πρεπωδέστατον. αἰχμαλώτους γοῦν λαβὼν τὰς Δαρείου θυγατέρας καὶ τὴν γυναῖκα κάλλει διαπρεπεστάτην οὖσαν οὐ μόνον ἀπέσχετο, ἀλλ’ οὐδὲ ἐκείνας μαθεῖν ἐποίησεν ὅτι εἰσὶν αἰχμάλωτοι, ἀλλ’ ὡς ἔτι Δαρείου ἐν τῇ βασιλείᾳ ὄντος πάντα αὐταῖς χορηγεῖσθαι ἐκέλευσεν. διόπερ καὶ Δαρεῖος τοῦτο μαθὼν ηὔξατο τῷ Ἡλίῳ τὰς χεῖρας ἀνατείνας ἢ αὐτὸν βασιλεύειν

…please me as much as it will pain you.’” For as given to love as this king was, he was just as self-controlled in what was fitting and most seemly. At any rate, when he took the daughters of Darius captive, and his wife, who was the most outstanding in beauty, not only did he keep away from them, he did not even let them know that they were captives: he ordered that they be supplied with everything as if Darius were still in power. That is why Darius, on learning this, raised his hands and prayed to the Sun that either he himself should be king…