Deuteronomy 32:47
"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."
Cross References (ranked by relevance)
For they are life unto those that find them, and health to all their flesh.
Ye shall therefore keep my statutes, and my judgments: which if a man do, he shall live in them: I am the LORD.
For we have not followed cunningly devised fables, when we made known unto you the power and coming of our Lord Jesus Christ, but were eyewitnesses of his majesty.
So shall they be life unto thy soul, and grace to thy neck.
She is a tree of life to them that lay hold upon her: and happy is every one that retaineth her.
According as his divine power hath given unto us all things that pertain unto life and godliness, through the knowledge of him that hath called us to glory and virtue:
But seek ye first the kingdom of God, and his righteousness; and all these things shall be added unto you.
I have not spoken in secret, in a dark place of the earth: I said not unto the seed of Jacob, Seek ye me in vain: I the LORD speak righteousness, I declare things that are right.
Blessed are they that do his commandments, that they may have right to the tree of life, and may enter in through the gates into the city.
For bodily exercise profiteth little: but godliness is profitable unto all things, having promise of the life that now is, and of that which is to come.