Circumcision controversy in early Christianity
The circumcision controversy in early Christianity played an important role in Christian theology. The circumcision of Jesus is celebrated as a feast day in the liturgical calendar of many Christian denominations, while the teachings of the Apostle Paul asserted that physical circumcision was unnecessary for the salvation of Gentiles and their membership in the New Covenant.
Source: Wikipedia — Circumcision controversy in early Christianity (CC BY-SA 4.0)