As we learn from the New Testament, the Jews and the Samaritans in the days of Jesus were not agreed on the question which was the proper place of worship, but that there could be only one was taken to be as certain as the unity of God Himself.
Julius WellhausenA judgment pronounced in accordance with the facts can therefore assign to it an historical place only within that movement of reformation which was brought to a victorious issue by King Josiah.
Julius WellhausenAll writers of the Chaldaean period associate monotheism in the closest way with unity of worship.
Julius WellhausenUntil the building of Solomons temple the unity of worship according to it had, properly speaking, never had any existence; and, moreover, it is easy to read between the lines that even after that date it was more a pious wish than a practical demand.
Julius Wellhausen