Like the nations the LORD destroyed before you, so you will be destroyed for not obeying the LORD your God.
NIV
Like the nations which the Lord makes to perish before you, so shall you perish, because you would not obey the voice of the Lord your God.
AMP
As the nations which the LORD destroyeth before your face, so shall ye perish; because ye would not be obedient unto the voice of the LORD your God.
KJV
If you ever forget the LORD your God and follow other gods and worship and bow down to them, I testify against you today that you will surely be destroyed.
NIV
And if you forget the Lord your God and walk after other gods and serve them and worship them, I testify against you this day that you shall surely perish.
AMP
And it shall be, if thou do at all forget the LORD thy God, and walk after other gods, and serve them, and worship them, I testify against you this day that ye shall surely perish.
KJV
Remember how the LORD your God led you all the way in the wilderness these forty years, to humble and test you in order to know what was in your heart, whether or not you would keep his commands.
NIV
And you shall [earnestly] remember all the way which the Lord your God led you these forty years in the wilderness, to humble you and to prove you, to know what was in your [mind and] heart, whether you would keep His commandments or not.
AMP
And thou shalt remember all the way which the LORD thy God led thee these forty years in the wilderness, to humble thee, and to prove thee, to know what was in thine heart, whether thou wouldest keep his commandments, or no.
KJV
Be careful to follow every command I am giving you today, so that you may live and increase and may enter and possess the land the LORD promised on oath to your ancestors.
NIV
ALL THE commandments which I command you this day you shall be watchful to do, that you may live and multiply and go in and possess the land which the Lord swore to give to your fathers.
AMP
All the commandments which I command thee this day shall ye observe to do, that ye may live, and multiply, and go in and possess the land which the LORD sware unto your fathers.
KJV