I. He continues his account of the duty of masters, from the close of the former chapter (Col 4:1). II. He exhorts to the duty of prayer (Col 4:2-4), and to a prudent and decent conduct towards those with whom we converse (Col 4:5, Col 4:6). III. He closes the epistle with the mention of several of his friends, of whom he gives an honourable testimony (Col 4:7-18).