Mark 9:50

Salt is good, but if the salt is become saltless, wherewith will ye season it? Have salt in yourselves, and be at peace with one another.

Romans 12:18

if possible, as far as depends on you, living in peace with all men;

Matthew 5:13

Ye are the salt of the earth; but if the salt have become insipid, wherewith shall it be salted? It is no longer fit for anything but to be cast out and to be trodden under foot by men.

2 Corinthians 13:11

For the rest, brethren, rejoice; be perfected; be encouraged; be of one mind; be at peace; and the God of love and peace shall be with you.

Colossians 4:6

Let your word be always with grace, seasoned with salt, so as to know how ye ought to answer each one.

Luke 14:34-35

Salt then is good, but if the salt also has become savourless, wherewith shall it be seasoned?

Ephesians 4:29

Let no corrupt word go out of your mouth, but if there be any good one for needful edification, that it may give grace to those that hear it.

1 Thessalonians 5:13

and to regard them exceedingly in love on account of their work. Be in peace among yourselves.

Hebrews 12:14

Pursue peace with all, and holiness, without which no one shall see the Lord:

Job 6:6

Shall that which is insipid be eaten without salt? Is there any taste in the white of an egg?

Psalm 34:14

Depart from evil, and do good; seek peace, and pursue it.

Psalm 133:1

{A Song of degrees. Of David.} Behold, how good and how pleasant it is for brethren to dwell together in unity!

Mark 9:34

And they remained silent, for by the way they had been reasoning with one another who was greatest.

John 13:34-35

A new commandment I give to you, that ye love one another; as I have loved you, that ye also love one another.

John 15:17-18

These things I command you, that ye love one another.

Romans 14:17-19

for the kingdom of God is not eating and drinking, but righteousness, and peace, and joy in the Holy Spirit.

Galatians 5:14-15

For the whole law is fulfilled in one word, in Thou shalt love thy neighbour as thyself;

Galatians 5:22

But the fruit of the Spirit is love, joy, peace, long-suffering, kindness, goodness, fidelity,

Ephesians 4:2-6

with all lowliness and meekness, with long-suffering, bearing with one another in love;

Ephesians 4:31-32

Let all bitterness, and heat of passion, and wrath, and clamour, and injurious language, be removed from you, with all malice;

Philippians 1:27

Only conduct yourselves worthily of the glad tidings of the Christ, in order that whether coming and seeing you, or absent, I may hear of what concerns you, that ye stand firm in one spirit, with one soul, labouring together in the same conflict with the faith of the glad tidings;

Philippians 2:1-3

If then there be any comfort in Christ, if any consolation of love, if any fellowship of the Spirit, if any bowels and compassions,

Colossians 3:12

Put on therefore, as the elect of God, holy and beloved, bowels of compassion, kindness, lowliness, meekness, longsuffering;

2 Timothy 2:22

But youthful lusts flee, and pursue righteousness, faith, love, peace, with those that call upon the Lord out of a pure heart.

James 1:20

for man's wrath does not work God's righteousness.

James 3:14-18

but if ye have bitter emulation and strife in your hearts, do not boast and lie against the truth.

1 Peter 3:8

Finally, be all of one mind, sympathising, full of brotherly love, tender hearted, humble minded;

Treasury of Scripture Knowledge

Summary

Salt is good: but if the salt have lost his saltness, wherewith will ye season it? Have salt in yourselves, and have peace one with another.

General references

Bible References

Is good

Job 6:6
Shall that which is insipid be eaten without salt? Is there any taste in the white of an egg?
Matthew 5:13
Ye are the salt of the earth; but if the salt have become insipid, wherewith shall it be salted? It is no longer fit for anything but to be cast out and to be trodden under foot by men.
Luke 14:34
Salt then is good, but if the salt also has become savourless, wherewith shall it be seasoned?

Have salt

Ephesians 4:29
Let no corrupt word go out of your mouth, but if there be any good one for needful edification, that it may give grace to those that hear it.
Colossians 4:6
Let your word be always with grace, seasoned with salt, so as to know how ye ought to answer each one.

Have peace

Psalm 34:14
Depart from evil, and do good; seek peace, and pursue it.
Psalm 133:1
{A Song of degrees. Of David.} Behold, how good and how pleasant it is for brethren to dwell together in unity!
John 13:34
A new commandment I give to you, that ye love one another; as I have loved you, that ye also love one another.
John 15:17
These things I command you, that ye love one another.
Romans 12:18
if possible, as far as depends on you, living in peace with all men;
Romans 14:17
for the kingdom of God is not eating and drinking, but righteousness, and peace, and joy in the Holy Spirit.
2 Corinthians 13:11
For the rest, brethren, rejoice; be perfected; be encouraged; be of one mind; be at peace; and the God of love and peace shall be with you.
Galatians 5:14
For the whole law is fulfilled in one word, in Thou shalt love thy neighbour as thyself;
Ephesians 4:2
with all lowliness and meekness, with long-suffering, bearing with one another in love;
Philippians 1:27
Only conduct yourselves worthily of the glad tidings of the Christ, in order that whether coming and seeing you, or absent, I may hear of what concerns you, that ye stand firm in one spirit, with one soul, labouring together in the same conflict with the faith of the glad tidings;
Philippians 2:1
If then there be any comfort in Christ, if any consolation of love, if any fellowship of the Spirit, if any bowels and compassions,
Colossians 3:12
Put on therefore, as the elect of God, holy and beloved, bowels of compassion, kindness, lowliness, meekness, longsuffering;
2 Timothy 2:22
But youthful lusts flee, and pursue righteousness, faith, love, peace, with those that call upon the Lord out of a pure heart.
Hebrews 12:14
Pursue peace with all, and holiness, without which no one shall see the Lord:
James 1:20
for man's wrath does not work God's righteousness.
James 3:14
but if ye have bitter emulation and strife in your hearts, do not boast and lie against the truth.
1 Peter 3:8
Finally, be all of one mind, sympathising, full of brotherly love, tender hearted, humble minded;

General references

Ezekiel 15:3
Shall wood be taken thereof to do any work? or will men take a pin of it to hang any vessel thereon?
Romans 12:18
if possible, as far as depends on you, living in peace with all men;