How should Christians conduct themselves in the public square? This article focuses upon the Old Testament prophet Amos, and his life, mission, and message and its relevance for Christians in the public square. The author first introduces the concept of the public square and then make use of relevant biographical, geographical and historical facts that are helpful to understand Amos’ prophetic voice in the public square.

Applying Amos 2:8, Ezekiel 18:14-16, Proverbs 20:16, and Proverbs 22:26-27 to the issue of loans, this article shows that in the Old Testament secured debt was permitted when necessary, and that the rights of the poor and needy were protected.