Do not add any commandments to the Law

"Whatever I command you, you shall be careful to do; you shall not add to nor take away from it.

Hebrew

א אֵת כָּל-הַדָּבָר, אֲשֶׁר אָנֹכִי מְצַוֶּה אֶתְכֶם--אֹתוֹ תִשְׁמְרוּ, לַעֲשׂוֹת: לֹא-תֹסֵף עָלָיו, וְלֹא תִגְרַע מִמֶּנּוּ. {פ}

Greek

32 (13:1) Πᾶν ῥῆμα, ὃ ἐγὼ ἐντέλλομαί σοι σήμερον, τοῦτο φυλάξῃ ποιεῖν· οὐ προσθήσεις ἐπ᾿ αὐτὸ οὐδὲ ἀφελεῖς ἀπ᾿ αὐτοῦ.

• Parashah: Re'eh
• Sefer HaChinuch: 454
• Mishneh Torah: Judges — Rebels

• Deuteronomy 12:32

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