The Apostle Paul
Ephesians 4:1BSB·traditional attribution

As a prisoner in the Lord, then, I urge you to walk in a manner worthy of the calling you have received:

Geneva Bible Notes Reformed

I therefore, the prisoner of the Lord, beseech you that ye walk worthy of the vocation wherewith ye are called, (1) Another part of the epistle, containing precepts of the Christian life, the sum of which is this, that every man behave himself as it is fitting for so excellent a grace of God.

William Burkitt Anglican

As if he had said, "Seeing the riches of God's grace in Christ have so abounded towards you, who were once Ephesian idolaters, but now converted Gentiles, I Paul, who am a prisoner for preaching the gospel, and for declaring this grace to you, do most affectionately exhort you, that ye live answerably to your profession, and according to the great obligation of your high...

Albert Barnes Presbyterian

Ephesians Chapter 4 Analysis of the Chapter THIS chapter is the commencement of the practical part of the epistle, and is made up, like the remaining chapters, of various exhortations. It is in accordance with the usual habit of Paul to conduct an argument in his epistles, and, then to enforce various practical duties, either growing out of the argument which he had maintained, or...