Plato, Laws 740c

καὶ θεραπευτὴν θεῶν καὶ γένους καὶ πόλεως τῶν τε ζώντων καὶ ὅσους ἂν ἤδη τέλος εἰς τὸν τότε χρόνον ἔχῃ· τοὺς δὲ ἄλλους παῖδας, οἷς ἂν πλείους ἑνὸς γίγνωνται, θηλείας τε ἐκδόσθαι κατὰ νόμον τὸν ἐπιταχθησόμενον, ἄρρενάς τε, οἷς ἂν τῆς γενέσεως ἐλλείπῃ τῶν πολιτῶν, τούτοις ὑεῖς διανέμειν, κατὰ χάριν μὲν μάλιστα, ἐὰν δέ τισιν ἐλλείπωσιν χάριτες, ἢ πλείους ἐπίγονοι γίγνωνται θήλεις ἤ τινες ἄρρενες ἑκάστων, ἢ καὶ τοὐναντίον ὅταν ἐλάττους ὦσιν, παίδων ἀφορίας γενομένης,

both of family and of State, whether living or already deceased; as to the rest of the children, when a man has more than one, he should marry off the females according to the law that is to be ordained, and the males he should dispose of to such of the citizens as have no male issue, by a friendly arrangement if possible; but where such arrangements prove insufficient, or where the family is too large either in females or in males, or where, on the other hand, it is too small,