The Influence of Pastors' Interpersonal Communication on Congregants' Religious Behavior in HKBP Jatiasih Church

This study investigated the influence of pastor's interpersonal communication on congregants' religious behavior at HKBP Jatiasih Church, employing a quantitative approach with data from 98 congregants analyzed through simple linear regression. The findings revealed a high perception of both the pastor's interpersonal communication, particularly in terms of positive attitude, and the congregants' religious behavior, notably in worship participation. Statistical analysis confirmed a significant positive influence of the pastor's interpersonal communication on congregants' religious behavior, explaining 40.7% of its variance. This relationship, supported by Social Penetration Theory, indicates that effective communication, characterized by support, engagement, and spiritual guidance, is crucial for fostering and strengthening congregants' religious commitment and actions. The study concludes that robust interpersonal communication from the pastor is a vital factor in enhancing the spiritual vitality and overall growth of the church community.