For they are not idle words to you, because they are your life, and by them you will live long in the land that you are crossing the Jordan to possess.”
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.
ASV
For it is no 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 the Jordan to possess it.