The author of peace and lover of concord, in knowledge of whom standeth our eternal life, whose service is perfect freedom.

-Book of Common Prayer
Morning Prayer, Second Collect, for Peace.

The joys of marriage are the heaven on earth, Life's paradise, great princess, the soul's quiet, Sinews of concord, earthly immortality, Eternity of pleasures; no restoratives Like to a constant woman.

-Ford,John
  The Broken Heart, act 2, sc.2.

Love-quarrels oft in pleasing concord end.

-Milton,John
Samson  Agonistes, l.1008.