Romans 12:18 NIV

Galatians 5:22 NIV
But the fruit of the Spirit is love, joy, peace, forbearance, kindness, goodness, faithfulness,

Hebrews 12:14 NIV
Make every effort to live in peace with everyone and to be holy; without holiness no one will see the Lord.

James 3:16-18 NIV
For where you have envy and selfish ambition, there you find disorder and every evil practice. But the wisdom that comes from heaven is first of all pure; then peace-loving, considerate, submissive, full of mercy and good fruit, impartial and sincere. Peacemakers who sow in peace reap a harvest of righteousness.

Mark 9:50 NIV
“Salt is good, but if it loses its saltiness, how can you make it salty again? Have salt among yourselves, and be at peace with each other.”

Matthew 5:9 NIV
Blessed are the peacemakers, for they will be called children of God.

Romans 14:19 NIV
Let us therefore make every effort to do what leads to peace and to mutual edification.