What are the three pillars of the church to whom Paul reported?

The three pillars of the church to whom Paul reported are Peter, James, and John. These leaders were key figures in the early Christian community in Jerusalem and played significant roles in shaping the church's direction. Paul sought their affirmation of his gospel message and mission to the Gentiles, highlighting the unity and shared purpose among the apostles. Their support underscored the legitimacy of his ministry and the broader acceptance of the Gospel.