Deuteronomy 6:24-25

Young's Literal Translation

²⁴ And Jehovah commandeth us to do all these statutes, to fear Jehovah our God, for good to ourselves all the days, to keep us alive, as [at] this day;

²⁵ and righteousness it is for us, when we observe to do all this command before Jehovah our God, as He hath commanded us.