Why is proclaiming the gospel important for Christians?

Proclaiming the gospel is essential for every believer as it serves both as a command from Christ and as an expression of the believer's faith. As reflected in 1 Thessalonians 1:8, the Thessalonians' faith resonated throughout Macedonia and Achaia because they engaged actively in sharing the message they had received. This proclamation is not limited to formal preaching; every believer is called to be a witness, living out the truths of the gospel in their daily lives. By being 'walking sermons,' Christians not only declare the gospel with their words but also exemplify its transformative power through their actions, encouraging others to seek salvation in Christ. This active sharing of faith not only glorifies God but also fulfills the Great Commission.