'Thing' in the Bible

But *you* say, 'If a man says to his father or mother, It is a Korban (that is, a thing devoted to God)

Salt is a good thing, but if the salt should become tasteless, what will you use to give it saltness? Have salt within you and live at peace with one another."

Then Jesus looked at him and loved him, and said, "One thing is lacking in you: go, sell all you possess and give the proceeds to the poor, and you shall have riches in Heaven; and come and be a follower of mine."

For the Son of Man is going His way as it is written about Him; but alas for the man by whom the Son of Man is betrayed! It had been a happy thing for that man, had he never been born."