The aim of this essay is to examine the significance of the concept of sanctification in biblical theological reflection on economics through a comparative textual study. The theologians analyzed are Albino Barrera, Wayne Grudem, and Kathryn Tanner. In what way are their biblical and systematic theologies of economics related to their understanding of the concept of sanctification? What is the relationship between sanctification and the Bible’s words on economics? In a broader perspective, the essay aims to reflect on how the concept of sanctification can be viewed and enunciated in the light of a capitalist economic system. The theologians used in the essay all have their origins in disparate theological discourses, Christian communities, ...