Answer
Matthew 5:9
Blessed are the peacemakers, for they shall be called sons of God.
Romans 12:18
If possible, so far as it depends on you, live peaceably with all.
Matthew 7:12
So whatever you wish that others would do to you, do also to them, for this is the Law and the Prophets.
James 3:17-18
But the wisdom from above is first pure, then peaceable, gentle, open to reason, full of mercy and good fruits, impartial and sincere. And a harvest of righteousness is sown in peace by those who make peace.
Colossians 3:15
And let the peace of Christ rule in your hearts, to which indeed you were called in one body. And be thankful.
Hebrews 12:14
Strive for peace with everyone, and for the holiness without which no one will see the Lord.
Philippians 4:6-7
Do not be anxious about anything, but in everything by prayer and supplication with thanksgiving let your requests be made known to God. And the peace of God, which surpasses all understanding, will guard your hearts and your minds in Christ Jesus.
Romans 14:19
So then let us pursue what makes for peace and for mutual upbuilding.
John 14:27
Peace I leave with you; my peace I give to you. Not as the world gives do I give to you. Let not your hearts be troubled, neither let them be afraid.
1 Thessalonians 5:13
And to esteem them very highly in love because of their work. Be at peace among yourselves.
Luke 6:31
And as you wish that others would do to you, do so to them.
Matthew 5:22
But I say to you that everyone who is angry with his brother will be liable to judgment; whoever insults his brother will be liable to the council; and whoever says, ‘You fool!’ will be liable to the hell of fire.
Numbers 25:12
Therefore say, "Behold, I give to him my covenant of peace,"
Matthew 22:37-40
And he said to him, “You shall love the Lord your God with all your heart and with all your soul and with all your mind. This is the great and first commandment. And a second is like it: You shall love your neighbor as yourself. On these two commandments depend all the Law and the Prophets.”
Isaiah 9:6
For to us a child is born, to us a son is given; and the government shall be upon his shoulder, and his name shall be called Wonderful Counselor, Mighty God, Everlasting Father, Prince of Peace.
Mark 11:25
And whenever you stand praying, forgive, if you have anything against anyone, so that your Father also who is in heaven may forgive you your trespasses.
Psalm 34:14
Turn away from evil and do good; seek peace and pursue it.
Romans 5:1
Therefore, since we have been justified by faith, we have peace with God through our Lord Jesus Christ.
Matthew 5:24
Leave your gift there before the altar and go. First be reconciled to your brother, and then come and offer your gift.
2 Corinthians 13:11
Finally, brothers, rejoice. Aim for restoration, comfort one another, agree with one another, live in peace; and the God of love and peace will be with you.
Unless otherwise noted, all Bible verses are from The Holy Bible, English Standard Version® Copyright© 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.
Special thanks to OpenBible.info for the data on the most well-known Bible verses.