KJV: Gather the people together, men, and women, and children, and thy stranger that is within thy gates, that they may hear, and that they may learn, and fear the LORD your God, and observe to do all the words of this law:
NASB: "Assemble the people, the men and the women and children and the alien who is in your town, so that they may hear and learn and fear the LORD your God, and be careful to observe all the words of this law.
KJV: Gather unto me all the elders of your tribes, and your officers, that I may speak these words in their ears, and call heaven and earth to record against them.
NASB: "Assemble to me all the elders of your tribes and your officers, that I may speak these words in their hearing and call the heavens and the earth to witness against them.
KJV: And he said unto them, Set your hearts unto all the words which I testify among you this day, which ye shall command your children to observe to do, all the words of this law.
NASB: he said to them, "Take to your heart all the words with which I am warning you today, which you shall command your sons to observe carefully, even all the words of this law.
KJV: For it is not a vain thing for you; because it is your life: and through this thing ye shall prolong your days in the land, whither ye go over Jordan to possess it.
NASB: "For it is not an idle word for you; indeed it is your life. And by this word you will prolong your days in the land, which you are about to cross the Jordan to possess."