Mormon History, Sep 22, 1845

[Anointed Quorum] Prayer circle at Willard Richards's office for "council" meeting with Brigham Young, Heber C. Kimball, George A. Smith, Amasa M. Lyman, Parley P. Pratt, Newel K. Whitney, and George Miller .

[source: Quinn, D. Michael, The Mormon Hierarchy: Origins of Power, Signature Books, 1994, Appendex: Meetings and Initiations of the Anointed Quorum, 1842-45, http://amzn.to/origins-power]