James 3:17-18

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 raise a harvest of righteousness.

But the wisdom that comes from heaven
1 Corinthians 2:6 We do, however, speak a message of wisdom among the mature, but not the wisdom of this age or of the rulers of this age, who are coming to nothing.
James 1:17 Every good and perfect gift is from above, coming down from the Father of the heavenly lights, who does not change like shifting shadows.

is first of all pure; then peace-loving
Hebrews 12:11 No discipline seems pleasant at the time, but painful. Later on, however, it produces a harvest of righteousness and peace for those who have been trained by it.

considerate, submissive, full of mercy
Luke 6:36 "Be merciful, just as your Father is merciful."

impartial and sincere
Romans 12:9 Love must be sincere. Hate what is evil; cling to what is good.

Peacemakers who sow in peace
Matthew 5:9 "Blessed are the peacemakers, for they will be called sons of God."
Romans 14:19 Let us therefore make every effort to do what leads to peace and to mutual edification.

raise a harvest of righteousness
Proverbs 11:18 The wicked man earns deceptive wages, but he who sows righteousness reaps a sure reward.
Isaiah 32:17 The fruit of righteousness will be peace; the effect of righteousness will be quietness and confidence forever.
Hosea 10:12 Sow for yourselves righteousness, reap the fruit of unfailing love, and break up your unplowed ground; for it is time to seek the LORD, until he comes and showers righteousness on you.
Philippians 1:11 ... filled with the fruit of righteousness that comes through Jesus Christ--to the glory and praise of God.

NOTES:
Read Romans 8

Impartial - James 2:1-13
Contrast to peacemakers - James 3:16

Scriptures taken from the Holy Bible, New International Version® NIV®, Copyright© 1973, 1978, 1984 by International Bible Society. Used by permission. All rights reserved worldwide.