Matthew 5:9

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

Romans 12:18

If it is possible, as far as it depends on you, live peaceably with all.

Ephesians 2:14-17

For he himself is our peace, who has made us both one and has broken down the barrier, the dividing wall of hostility,

Hebrews 12:14

Strive for peace with all men, and for the holiness without 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 they shall be called sons of God.
Romans 12:18
If it is possible, as far as it depends on you, live peaceably with all.
Ephesians 2:14
For he himself is our peace, who has made us both one and has broken down the barrier, the dividing wall of hostility,
Hebrews 12:14
Strive for peace with all men, and for the holiness without which no one will see the Lord.

General references

Romans 12:18
If it is possible, as far as it depends on you, live peaceably with all.