The Apostle Paul
Ephesians 4:24BSB·traditional attribution

and to put on the new self, created to be like God in true righteousness and holiness.

John Calvin Reformed @genevareformer

24. And that ye put on the new man. All that is meant is, “Be renewed in the spirit, or, be renewed within or completely, — beginning with the mind, which appears to be the part most free from all taint of sin.” What is added about the creation, may refer either to the first creation of man, or to the second creation, which is...

Matthew Henry Presbyterian @wholebiblehenry

The apostle having gone through his exhortation to mutual love, unity, and concord, in the foregoing verses, there follows in these an exhortation to Christian purity and holiness of heart and life, and that both more general (Eph 4:17-24) and in several particular instances, Eph 4:25-32.

Commenting on Ephesians 4:17-32

John Gill Reformed Baptist @doctorgill

Be ye angry, and sin not,.... There is anger which is not sinful; for anger is fouled in God himself, in Jesus Christ, in the holy angels, and in God's people; and a man may be said to be angry and not sin, when his anger arises from a true zeal for God and religion; when it is kindled not against persons, but sins; when...