Philip Schaff's Popular Commentary (4 vols)
Philippians 4 - Introduction
I. Reiterated exhortation to stedfastness, ver. I; II. Special individual appeals and entreaties, Philippians 4:2-3; III. How to be ready for the coming of the Lord, Philippians 4:4-7; IV. Precepts for guidance in Christian life, Philippians 4:8-9; V. The Apostle's joy over their liberality, because it is evidence that their faith is not without fruits, Philippians 4:10-20; VI. Greetings and Benediction, Philippians 4:21-23.