Original sentence: For the Jews, the status of some books of the canon was discussed between 200 BCE and around 100 CE, though it is unclear when the canon was actually set.The Christian canons diverged from the Jewish canon and developed as an extension to that canon
Edited sentence: For the Jews, the status of some books of the canon was discussed between 200 BCE and around 100CE, though it is unclear when the canon was actually set.The Christian canons diverged from the Jewish canon before the latter was firmly fixed, and developed as an extension to that canon