A Shomer Collective scholar taught that Moshe lived around 13-14th centuries BCE and the Jewish calendar with its leap year was established around 260 by Hillel over 2000 years after Moshe died. There was no such thing as an Adar II when Moshe died"
A scholar specializing in Jewish tradition claims that Moshe lived during the 13th or 14th century BCE, while the Jewish calendar with its leap year was established around 260 by Hillel over 2000 years after Moshe's death. The concept of an Adar II did not exist at the time of Moshe's passing.