Jehiel Lewis said that Joseph translated the BOM using a peep stone with the same inspiration that he used for dog sacrifices.
Hiel Lewis, “Review of Mormonism,” Amboy Journal, June 4, 1879, M209.05 A494 v. 24 1879, Church History Library
Smith translated his book of Mormon mostly with this same peep stone and hat—he, sitting in his house, and the plates hid far away . . . Smith translated the book of Mormon by means of the same peep stone, and under the same inspiration that directed his enchantments and dog sacrifices; it was all by the same spirit