3 Bible Verses about Tasteless

You are the salt of the earth. But if salt becomes insipid, what can make it salt again? After that it is fit for nothing, fit only to be thrown outside and trodden by the feet of men.

Salt is excellent indeed: but if salt becomes insipid, what will restore its flavour?

Salt is excellent: but if salt is tasteless, how are you to restore its flavour? Let there be 'salt between you'; be at peace with one another."