We begin our study in the first chapter of Colossians with an eye toward some of Paul’s more important vocabulary. Why does he refer to the Colossian believers as “holy ones” (1:2)? What sort of “knowledge” (1:9) is he talking about? What do the phrases “inheritance of the holy ones” and “domain of darkness” (1:12-13) mean in the context of Old Testament cosmic geography? Is the kingdom of God to which believers belong only future (1:13)?