What did Paul do before conversion?

Before his dramatic conversion on the Damascus Road, the man known as Paul was originally called Saul, and he was a fervent adherent of Judaism, specifically a Pharisee. His background was meticulously orthodox; he was 'circumcised the eighth day, of the stock of Israel, of the tribe of Benjamin, a Hebrew of Hebrews; concerning the law, a Pharisee;' and 'concerning zeal, persecuting the church; concerning the righteousness which is in the law, found blameless.' (Philippians 3:5-6). Saul's zeal manifested as a violent opposition to the nascent Christian movement, which he perceived as a heretical sect undermining the Law of Moses and traditional Jewish faith. He actively participated in the persecution of Christians, giving approval to the stoning of Stephen, the first Christian martyr, as recounted in Acts 7:58 and 8:1. Following Stephen's death, Saul continued his relentless campaign, entering homes, dragging out believers, and committing them to prison (Acts 8:3). Saul's anti-Christian fervor was so intense that he sought letters from the high priest to extend his persecution beyond Jerusalem. His intent was to apprehend followers of 'the Way' in Damascus, whether men or women, and bring them bound to Jerusalem (Acts 9:1-2). This period of his life is characterized by a deep-seated conviction that he was doing God's will by eradicating what he considered a dangerous deviation from true monotheism and Mosaic law. He genuinely believed that Christianity blasphemed God by proclaiming a crucified Messiah. His actions were not born of malice for its own sake, but from a profound, albeit misguided, religious conviction and a fervent commitment to Jewish tradition and what he understood to be divine truth. This radical zeal and persecution set the stage for the equally radical and transformative encounter he would have with the resurrected Christ.

The first century CE in Judea and the broader Roman Empire was a period of intense religious and political fervor. Within Judaism, various sects vied for influence, including the Pharisees, Sadducees, Essenes, and Zealots. The Pharisees, to whom Saul belonged, were characterized by their rigorous adherence to the Mosaic Law, including both the written Torah and the oral traditions. They sought to apply priestly purity laws to the daily lives of all Jews. The early Christian movement, initially seen as a Jewish sect, emerged from this context, proclaiming Jesus as the Messiah. This claim, particularly the belief in a crucified Messiah (which was a scandal to Jews, 1 Corinthians 1:23), and the growing inclusivity of the movement (eventually welcoming Gentiles without full conversion to Judaism), was perceived as a profound threat by many orthodox Jews, especially the zealous Pharisees like Saul. Roman authorities largely tolerated Jewish practices but became involved when public order was threatened, sometimes acting through local Jewish councils. The persecution by Saul was an internal Jewish matter initially, aimed at suppressing what was considered a dangerous heresy that challenged established religious authority and tradition.

Paul's pre-conversion life serves as a profound testament to the transformative power of divine grace. His exemplary Jewish pedigree and fervent zeal, though misdirected, illustrate that human effort and religious adherence, no matter how sincere or intense, cannot achieve salvation or true righteousness apart from Christ. The radical shift from 'persecutor' to 'apostle' underscores the sovereignty of God in calling and transforming individuals. It highlights that God often chooses the most unlikely instruments for His purposes, demonstrating that salvation is 'not of works, that no one would boast' (Ephesians 2:9). Paul's later ministry, marked by a deep understanding of grace and a passionate advocacy for Gentile inclusion, was profoundly shaped by his past, enabling him to empathize with both legalists and those outside the law.