Righteousness by Faith A key issue that emerged in the first-century church was whether or not Gentiles who received the Good News had to follow Jewish regulations—including circumcision—in order to be able to join the family of God. For Paul, the answer was simple: There is nothing people can or need to do. Only Christ could do—and has done—what must be done to make people right with God. Our response is simply to receive his gift, gratefully thank him for what he has done for us, and trust in him. For Jewish Christians in the first century, it was hard to accept this answer. From the time of Abraham, right relationship with God had been marked by circumcision, the rite of cutting off the male foreskin (Gen 17:9-14). Every male who was part of God’s family had to be circumcised, and those who neglected to do so were cut off from God’s people. Those who had received circumcision were also expected to keep the rest of the law, including the Sabbath and dietary regulations. When the Christian faith moved from the Jewish to the Gentile world, it was natural for questions to arise. Do Christians need to be circumcised—and keep God’s law in general—to be accepted as part of...