Here are some Wikipedia Pages that provide historical background:
Visit archive.org and explore its extensive collections. As a sample, take a look at some of these books by the founder and leader of the Sharon Temple, David Willson:
The practical life of the author: from the year 1801 to 1860 (Newmarket, 1860)
Letters to the Jews (Toronto, 1835)
Impressions of the Mind: To which are added some remarks on church and state discipline, and the acting principles of life (Toronto, 1835). NOTE: the table of contents is at the very back of the book.