Matthew 5:13 Ye are the salt of the land, but if the salt may lose savour, in what shall it be salted? for nothing is it good henceforth, except to be cast without, and to be trodden down by men. (See NAS NIV)
Mark 9:50 The salt 'is' good, but if the salt may become saltless, in what will ye season 'it'? Have in yourselves salt, and have peace in one another.' (See NAS NIV)
Luke 14:34 The salt 'is' good, but if the salt doth become tasteless, with what shall it be seasoned? (See NIV)
Psalms 107:34 A fruitful land into a salt waste, for the wickedness of them that dwell therein. (See RSV)