How do we know Christ's teachings are true?

The truth of Christ's teachings is established through multiple facets, including His flawless life, sacrificial death, and glorious resurrection. The apostles, who were eyewitnesses of His ministry, dedicated their lives to proclaiming what they experienced. The Acts of the Apostles demonstrates how these teachings were disseminated and accepted, revealing God's sovereignty in the salvation of many as they believed. Furthermore, the consistent testimony of Scripture supports the authority and truthfulness of Christ's words, confirming their divine origin and significance for all believers.