King James Version
Looking diligently lest any man fail of the grace of God; lest any root of bitterness springing up trouble you, and thereby many be defiled;New International Version
See to it that no one misses the grace of God and that no bitter root grows up to cause trouble and defile many.Catholic Public Domain Version
Be contemplative, lest anyone lack the grace of God, lest any root of bitterness spring up and impede you, and by it, many might be defiled