In a revelation from January 1847, Brigham distinguishes between God the Father, Jesus, and Adam.
Section 136:37, Doctrine and Covenants, The Church of Jesus Christ of Latter-Day Saints, accessed April 21, 2024
37 Therefore, marvel not at these things, for ye are not yet pure; ye can not yet bear my glory; but ye shall behold it if ye are faithful in keeping all my words that I have given you, from the days of Adam to Abraham, from Abraham to Moses, from Moses to Jesus and his apostles, and from Jesus and his apostles to Joseph Smith, whom I did call upon by mine angels, my ministering servants, and by mine own voice out of the heavens, to bring forth my work;