sealing of the Spirit

What is the sealing of the Holy Spirit? What does it do, how is it received, and how can you know that you have been sealed by the Holy Spirit? These are the questions we answer in this study of Ephesians 1:13-14. But first, let us consider a question from a listener about Calvinism and the fear of changing theological beliefs. Does Changing My Beliefs Make Me an Apostate? I have been reading your posts about Calvinism with much interest. For a while now I think I don’t believe it to be true. I have to say, the church we are members of is not very heavy on this, they never or rarely use the TULIP lingo I have been raised in a classic reformed, heavily legalistic family. I have always been afraid of not being chosen. What if I thought I believed in Jesus but just kidded myself? It hampers m...