Mark 9:49-50

For every one shall be salted with fire, and every victim shall be sprinkled with salt.

Colossians 4:6

Let your discourse be always gracious, seasoned with salt, that ye may know how ye ought to reply to every man.

Matthew 5:13

Ye are the salt of the earth: but if the salt become insipid, with what can it be salted? it is of no farther use for any purpose, but to be cast out, and trodden under foot of men.

Treasury of Scripture Knowledge

Summary

And thou shalt offer them before the LORD, and the priests shall cast salt upon them, and they shall offer them up for a burnt offering unto the LORD.

Bible References

Cast salt

Matthew 5:13
Ye are the salt of the earth: but if the salt become insipid, with what can it be salted? it is of no farther use for any purpose, but to be cast out, and trodden under foot of men.
Mark 9:49
For every one shall be salted with fire, and every victim shall be sprinkled with salt.
Colossians 4:6
Let your discourse be always gracious, seasoned with salt, that ye may know how ye ought to reply to every man.