1840 - About this time Sidney Rigdon and Doctor Foster arrived in Philadelphia, Pennsylvania, joining with the Prophet Joseph.

1844 - The Quorum of the Twelve Apostles issue a proclamation updating the membership of the Church on the progress of the Temple, the need to obey the law of tithing, and called for the help of the Saints to gather to Nauvoo with all they have to help in completing the Temple. It concludes with, "May the grace of our Lord Jesus Christ, a veneration for the names of the first Martyrs, first Elders, and first Prophets of the nineteenth century, inspire your hearts, to hear counsel, to keep counsel, to practice holiness, live the life of saints, and die the death of the righteous, that your last end may be like his" (History of the Church, 7:359).

1847 - President Brigham Young receives Doctrine and Covenants 136, outlining the "word and will of the Lord" concerning the Saints and their organization for the trek west.