Matthew 5:9

"Blessed are the peacemakers, for it is they who will be recognized as sons of God.

Romans 12:18

If you can, so far as it depends on you, live at peace with all the world.

Ephesians 2:14-17

For He is our peace--He who has made Jews and Gentiles one, and in His own human nature has broken down the hostile dividing wall,

Hebrews 12:14

but may rather be restored. Persistently strive for peace with all men, and for that growth in holiness apart from which no one will see the Lord.

Treasury of Scripture Knowledge

Summary

I am for peace: but when I speak, they are for war.

General references

Bible References

For peace

Matthew 5:9
"Blessed are the peacemakers, for it is they who will be recognized as sons of God.
Romans 12:18
If you can, so far as it depends on you, live at peace with all the world.
Ephesians 2:14
For He is our peace--He who has made Jews and Gentiles one, and in His own human nature has broken down the hostile dividing wall,
Hebrews 12:14
but may rather be restored. Persistently strive for peace with all men, and for that growth in holiness apart from which no one will see the Lord.

General references

Romans 12:18
If you can, so far as it depends on you, live at peace with all the world.