 and let all bitterness and all wrath and all anger and all clamor and all evil speaking be put away from among you with all malice, and be kind to one another, tenderhearted, forgiving one another, even as God in Christ forgave you. So Paul started that by saying don't grieve the Holy Spirit of God. He's reminding them that they are sealed by the Holy Spirit of God until the day that Christ returns to take them to heaven.