In a letter addressed to Brigham Young, W. W. Phelps calls Adam "our Father" and teaches that he is "the Almighty."
W. W. Phelps, Letter to Brigham Young, January 20, 1862, Brigham Young office files, 1832-1878 (bulk 1844-1877), CR 1234 1, Church History Library
To end the whole matter, we must be heard by the gods, fearing, and according to the commandments, which,—for this sustained Adam our Father, who is the Almighty before mentioned. When Israel was in the Wilderness, they kept the word of wisdom, as died like Achan for stealing, god and garments. My voice is Virtue and Victory. amen!