Geneva Bible 1599

Let not this booke of the Law depart out of thy mouth, but meditate therin day and night, that thou mayest obserue and doe according to all that is written therein: for then shalt thou make thy way prosperous, and then shalt thou haue good successe.

Darby Translation

This book of the law shall not depart from thy mouth; and thou shalt meditate upon it day and night, that thou mayest take heed to do according to all that is written therein; for then shalt thou have good success in thy ways, and then shalt thou prosper.

Young's Literal Translation

the book of this law doth not depart out of thy mouth, and thou hast meditated in it by day and by night, so that thou dost observe to do according to all that is written in it, for then thou dost cause thy way to prosper, and then thou dost act wisely.

Bible in Basic English

Let this book of the law be ever on your lips and in your thoughts day and night, so that you may keep with care everything in it; then a blessing will be on all your way, and you will do well.