NET

6 So be sure to do them, because this will testify of your wise understanding to the people who will learn of all these statutes and say, “Indeed, this great nation is a very wise people.”

Darby

6 And ye shall keep and do them; for that will be your wisdom and your understanding before the eyes of the peoples that shall hear all these statutes, and say, Verily this great nation is a wise and understanding people.

KJV

6 Keep therefore and do [them]; for this [is] your wisdom and your understanding in the sight of the nations, which shall hear all these statutes, and say, Surely this great nation [is] a wise and understanding people.