The king must not have too many wives

"He shall not multiply wives for himself, or else his heart will turn away; nor shall he greatly increase silver and gold for himself.

Hebrew

יז וְלֹא יַרְבֶּה-לּוֹ נָשִׁים, וְלֹא יָסוּר לְבָבוֹ; וְכֶסֶף וְזָהָב, לֹא יַרְבֶּה-לּוֹ מְאֹד.

Greek

17 καὶ οὐ πληθυνεῖ ἑαυτῷ γυναῖκας, οὐδὲ μεταστήσεται αὐτοῦ ἡ καρδία· καὶ ἀργύριον καὶ χρυσίον οὐ πληθυνεῖ ἑαυτῷ σφόδρα.

• Parashah: Shoftim
• Sefer HaChinuch: 501
• Mishneh Torah: Judges — Kings and Wars

• Deuteronomy 17:17

Enumeration and classification from BibleData. The Greek is the Septuagint reading of the same verse, carried by the source for comparison.