The Sabbath in the New Testament
Jesus kept the Sabbath His whole life, and so did His followers after He was gone, including Paul, years after the resurrection. Nobody in the New Testament ever says it stopped mattering.
Frequently asked questions
Did Paul teach the Sabbath was no longer needed?+
No, the book of Acts actually shows Paul worshiping on the Sabbath for years after Jesus rose again.
Bible references: Luke 4:16 · Acts 17:2