Ephesians 2:10 (BSB)

For we are God’s workmanship, created in Christ Jesus to do good works, which God prepared in advance as our way of life.

From Ephesians 2. Also in the ESV.

Commentary on Ephesians 2:10

• John Calvin (Reformed), Calvin's Commentaries on Ephesians 2:10: 10. For we are his work. By setting aside the contrary supposition, he proves his statement, that by grace we are saved, — that we have no remaining works by which we can merit salvation; for all the good works which we possess are the fruit of regeneration. Hence it follows, that works themselves are a part of grace.
• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on Ephesians 2:4-10: Here the apostle begins his account of the glorious change that was wrought in them by converting grace, where observe, I. By whom, and in what manner, it was brought about and effected. 1. Negatively: Not of yourselves, Eph 2:8.
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on Ephesians 2:10: For we are his workmanship,.... Not as men only, but as Christians; not as creatures merely, but as new creatures; the work of grace upon the soul seems chiefly designed, which like a poem, as the word may be rendered, is a very curious work; the king's daughter is all glorious within, for this is an internal work, and is a good and excellent one...
• Albert Barnes (Presbyterian), Barnes' New Testament Notes on Ephesians 2:10: Verse 10. For we are his workmanship. We are his making--ποιημα. That is, we are created or formed by him, not only in the general sense in which all things are made by him, but in that peculiar sense which is denoted by the new creation. . Whatever of peace, or hope, or purity we have, has been produced by his agency on the soul.