The word "testimony" comes from the Latin word testimonium which means "proof," "witness," or "evidence." The Church of Jesus Christ of Latter-day Saints’ Guide to the Scriptures defines a testimony as: knowledge and a spiritual witness given by the Holy Ghost. A testimony can also be an official or legal declaration of what a person perceives as truth. Elder Robert D. Hales further helped explain what a testimony is: For More Information visit mormon.org * Video:Testimonies of Mormon Scholars