Mainstream Christianity First Century Christianity

Go to church on Sunday or Keep the Sabbath

Sunday, Christmas, Easter or The Holy Days of the Bible

Dead people are now spirits or Dead people are dead awaiting resurrection

Trinity is mandatory or Accepting Yeshua as the Messiah and Son of God is the key to life

Works optional/not required or Repentance and change mandatory

Goal of life is going to heaven or Being in a better resurrection/the kingdom of God/ the Olam Haba

Old Testament for reference only or The Old Testament was the only bible they had for decades

Christianity is a different/new religion or Christianity is the continuation of the faith of Abraham, Isaac, and Jacob