Plato, Laws 924a

περὶ τῆς τοιαύτης τύχης ὁ τὴν διαθήκην γράφων τίνα χρὴ παῖδα αὐτῷ δεύτερον ἐπὶ τύχαις ἀμείνοσιν γίγνεσθαι. ἐὰν δέ τις ἄπαις ὢν τὸ παράπαν διαθήκην γράφῃ, τὸ τῆς ἐπικτήτου δεκατημόριον ἐξελόμενος, ἐὰν ἐθέλῃ τῳ δωρεῖσθαι, δωρείσθω· τὰ δὲ ἄλλα παραδιδοὺς πάντα τῷ ποιηθέντι ἄμεμπτος ἵλεων ὑὸν αὐτὸν ποιείσθω σὺν νόμῳ. ᾧ δʼ ἂν ἐπιτρόπων οἱ παῖδες δέωνται, ἐὰν μὲν διαθέμενος τελευτᾷ καὶ γράψας ἐπιτρόπους τοῖς παισὶν ἑκόντας τε καὶ ὁμολογοῦντας

when making his will, he shall state in writing who is to be his son’s successor, and with happier luck. If any testator be wholly childless, he shall take out a tenth part of his surplus property and shall give it to any person, if he so chooses; but all the rest he shall hand over to his adopted heir, and him he shall make his son with mutual good-will and the blessing of the law. When a man’s children need guardians, if he die after making a will and naming what persons and how many he desires to act as guardians to his children,