Matthew 5:13
"You are the salt of the earth, but if the salt has lost its flavor, with what will it be salted? It is then good for nothing, but to be cast out and trodden under the feet of men.
Leviticus 2:13
Every offering of your meal offering you shall season with salt; neither shall you allow the salt of the covenant of your God to be lacking from your meal offering. With all your offerings you shall offer salt.
Luke 14:34-35
Salt is good, but if the salt becomes flat and tasteless, with what do you season it?
Colossians 4:6
Let your speech always be with grace, seasoned with salt, that you may know how you ought to answer each one.
Mark 9:49-50
For everyone will be salted with fire, and every sacrifice will be seasoned with salt.
Hebrews 6:4-6
For concerning those who were once enlightened and tasted of the heavenly gift, and were made partakers of the Holy Spirit,
2 Peter 2:20-21
For if, after they have escaped the defilement of the world through the knowledge of the Lord and Savior Jesus Christ, they are again entangled in it and overcome, the last state has become worse for them than the first.