What advice does Ignatius offer about dealing with the problem of heresy?

Ignatius of Antioch emphasized the importance of unity with the Church and its leadership to combat heresy. He advised believers to adhere closely to the teachings of the bishops, whom he viewed as successors to the apostles, as a means of safeguarding faith. Ignatius also encouraged the faithful to engage in communal worship and to remain steadfast in their beliefs, fostering a collective resistance against false teachings. His letters underscore the necessity of maintaining doctrinal integrity through loyalty to the Church's authority.