What are the traditions mentioned in 2 Thessalonians 2:15?

The traditions Paul speaks of in 2 Thessalonians 2:15 encompass the gospel teachings that were passed on to the believers, both orally and through the epistles. This includes the fundamental truths about Christ’s redemptive work and how to live out the faith in Christ. Holding fast to these traditions is essential for maintaining the integrity of faith amidst rising false teachings. The encouragement to hold fast derives from the understanding that these traditions establish believers in the grace and truth of God, ensuring they remain steadfast in their faith.