So this New Perspective says Jews were not doing the law in order to earn salvation. They were doing the law to be faithful, and there were particular laws that symbolized the whole of being Jewish, particularly circumcision, food laws, and resting on Sabbath. Those three activities became definitional for what it meant to be a Jew at this time. So Jews circumcised their infant sons as the law required, the Jews refrained from pork and had other particular food laws that they followed, and they rested