3:15 And then the peace of God shall rule in your hearts - Shall sway every temper, affection, thought, as the reward (so the Greek word implies) of your preceding love and obedience.

Colossians 3:15 Parallel Commentaries

The Christian Training of Children.
TEXT: COL. iii. 21. MY devout hearers! Christian families, founded on the holy bond of marriage, are appointed, in the divine order of things, to be the nurseries of the future generation. It is there that the young souls who are to be our successors in cultivating the vineyard of God are to be trained and developed; it is there the process is to begin of restraining and cleansing away the corruption inherent in them as the children of sinful men; there that their earliest longings after fellowship …
Friedrich Schleiermacher—Selected Sermons of Schleiermacher

Unity and Peace.
Preached February 9, 1851. UNITY AND PEACE. "And let the peace of God rule in your hearts, to the which also ye are called in one body; and be ye thankful."--Colossians iii. 15. There is something in these words that might surprise us. It might surprise us to find that peace is urged on us as a duty. There can be no duty except where there is a matter of obedience; and it might seem to us that peace is a something over which we have no power. It is a privilege to have peace, but it would appear …
Frederick W. Robertson—Sermons Preached at Brighton

Christ is All
Observe in this chapter that he begins by reminding the saints of their having risen with Christ. If they indeed have risen with him, he argues that they should leave the grave of iniquity and the graveclothes of their sins behind, and act as those who are endowed with that superior life, which accounts sin to be death and corruption. He then goes on to declare that the believer's life is in Christ, "for ye are dead, and your life is hid with Christ in God." He infers holiness from this also. Shall …
Charles Haddon Spurgeon—Spurgeon's Sermons Volume 17: 1871