How do we know the apostles' message was credible?

The credibility of the apostles' message stems from the miraculous signs and wonders they performed, as evidenced in Acts 3. These miracles were not just displays of power; they served as divine authentication of the apostles' message about Jesus Christ. In a world filled with myriad voices, the wonders performed testified to the truth of Jesus’ work and His divine authority. The Holy Spirit empowered the apostles, confirming their preaching and drawing people to consider the gospel they proclaimed. This combination of miraculous deeds and a transformational message established their authority and validity.