>>18395352>Rabbinical judaismThat term is a recent invention that obscures both the old jewish religion and the new jewish religion. Rabbinical as opposed to what? Rabbi meant teacher and master. The word judaism doesn't exist in scripture. The old jewish religion was called the law of Moses. Judaism was started by Yohanen ben Zakkai after the destruction of Jerusalem in 70 AD.
https://en.wikipedia.org/wiki/Yohanan_ben_Zakkai