Romans 14:19

Therefore our efforts should be directed towards all that makes for peace and the mutual building up of character.

Romans 15:2

Let each of us please his neighbor for his neighbor's good, to help in the building up of his character.

Romans 12:18

If it is possible, as far as rests with you, live peaceably with every one.

Hebrews 12:14

Try earnestly to live at peace with every one, and to attain to that purity without which no one will see the Lord.

1 Corinthians 14:26

What do I suggest, then, Brothers? Whenever you meet for worship, each of you comes, either with a hymn, or a lesson, or a revelation, or the gift of 'tongues,' or the interpretation of them; let everything be directed to the building up of faith.

Ephesians 4:29

Never let any foul word pass your lips, but only such good words as the occasion demands, that they may be a help to those who hear them.

Philippians 2:1-4

If, then, any encouragement comes through union with Christ, if there is any persuasive power in love, if there is any communion with the Spirit, if there is any tenderness or pity,

Matthew 5:9

Blessed are the peacemakers, for they shall be called Sons of God.

Mark 9:50

Salt is good, but, if the salt should lose its saltiness, what will you use to season it? You must have salt in yourselves, and live at peace with one another."

1 Corinthians 7:15

However, if the unbeliever wishes to be separated, let him be so. Under such circumstances neither the Brother nor the Sister is bound; God has called you to live in peace.

1 Corinthians 10:33

For I, also, try to please everybody in everything, not seeking my own advantage, but that of men in general, that they may be saved.

1 Corinthians 14:12-17

And so with you; since your are striving for spiritual gifts, be eager to excel in such as will build up the faith of the Church.

2 Corinthians 13:11

And now, brothers, good-bye. Aim at perfection; take courage; agree together; live in peace. And then God, the source of all love and peace, will be with you.

Ephesians 4:3-7

And striving to maintain in the bond of peace the unity given by the Spirit.

Colossians 3:12-15

Therefore, as God's People, consecrated and dear to him, clothe yourselves with tenderness of heart, kindliness, humility, gentleness, forbearance;

1 Thessalonians 5:11-12

Therefore encourage one another, and try to build up one another's characters, as indeed you are doing.

1 Timothy 1:4

nor to devote their attention to legends and interminable genealogies, which tend to give rise to argument rather than to further that divine plan which is revealed in the Faith.

2 Timothy 2:22

Flee from the passions of youth, but pursue righteousness, faith, love, and peace, in the company of those who, with a pure heart, invoke the Lord.

James 3:13-18

Who among you claims to be wise and intelligent? Let him show that his actions are the outcome of a good life lived in the humility of true wisdom.

1 Peter 3:11

Let him turn from evil and do good, Let him seek for peace and follow after it;

2 Corinthians 12:19

Have you all this time been fancying that it is to you that we are making our defense? No, it is in the sight of God, and in union with Christ, that we are speaking. And all this, dear friends, is to build up your characters;

Treasury of Scripture Knowledge

Summary

Let us therefore follow after the things which make for peace, and things wherewith one may edify another.

Bible References

General references

Romans 12:18
If it is possible, as far as rests with you, live peaceably with every one.
Romans 15:2
Let each of us please his neighbor for his neighbor's good, to help in the building up of his character.
Ephesians 4:3
And striving to maintain in the bond of peace the unity given by the Spirit.
Philippians 2:4
And one and all should consider, not only their own interests, but also the interests of others.