American Standard Version
And thou shalt keep his statutes, and his commandments, which I command thee this day, that it may go well with thee, and with thy children after thee, and that thou mayest prolong thy days in the land, which Jehovah thy God giveth thee, for ever.

Berean Study Bible
Keep His statutes and commandments, which I am giving you today, so that you and your children after you may prosper, and that you may live long in the land that the LORD your God is giving you for all time.

Douay-Rheims Bible
Keep his precepts and commandments, which I command thee: that it may be well with thee, and thy children after thee, and thou mayst remain a long time upon the land, which the Lord thy God will give thee.

English Revised Version
And thou shalt keep his statutes, and his commandments, which I command thee this day, that it may go well with thee, and with thy children after thee, and that thou mayest prolong thy days upon the land, which the LORD thy God giveth thee, for ever.

King James Bible
Thou shalt keep therefore his statutes, and his commandments, which I command thee this day, that it may go well with thee, and with thy children after thee, and that thou mayest prolong thy days upon the earth, which the LORD thy God giveth thee, for ever.

World English Bible
You shall keep his statutes, and his commandments, which I command you this day, that it may go well with you, and with your children after you, and that you may prolong your days in the land, which Yahweh your God gives you, forever.

Young's Literal Translation
and thou hast kept His statutes and His commands which I am commanding thee to-day, so that it is well to thee, and to thy sons after thee, and so that thou prolongest days on the ground which Jehovah thy God is giving to thee -- all the days.'

Deuteronomy 4:40 Additional Translations ...