Which simply means "Followers of the Way- Wayists", as early followers of the Way Jesus taught called themselves. It was Paul who founded the pagan Church and convinced his followers that Jesus, Y'shua, was the Christ. And that he, Y'shua, has already saved all who believe Paul's lies.
It was men who decided what would be included in what is now called the Holy Bible. It didn't exist when Jesus was alive but was compiled from hundreds of oral stories that were written on scraps of papyri, etc. Can any story being passed down orally not change in the telling and retelling?