Everything he said and wrote is a work of fiction created by the atheists in on the conspiracy to prevent the USA from becoming a true Christian nation.
Maybe so, but in Jefferson's time, the church was an arm of the Government. At the time of the Revolution, every minister was born and educated in Britain. Their natural loyalty was to the King, as head of the Church of England. They were known to be Loyalists and suspected to be spies. Churches of all denominations, even the Presbyterians, Congregationalists and Baptists were tax supported. Jefferson and many other founding fathers repeatedly warned of religious influence in government and saw all as threats to their concept of liberty.
Modern Religious Conservatives have been skilled revisionist historians, with little more evidence than the few performatory prayers recorded from the time, such as George Washington at Valley Forge. The substance of the prayer is not known and the report of the prayer was made nearly 40 years after the fact. The famous painting of the event dates to 1976. Never let a good story go to waste.