He saw in this light two glorious personages, one of whom spoke to him, pointing to the other, saying, "This is my beloved Son, hear ye him." This was a glorious vision given to this boy.
Journal of Discourses 14:141 (March 19, 1871). - Joseph Smith Jr.'s First Vision
Journal of Discourses/Volume 14/The Fulfillment of Prophecy, etc.