what is definition to Facts or testimonies that support a claim

The definition of facts or testimonies that support a claim refers to evidence or information that bolsters or proves the validity of a statement or argument made by an individual or party. These facts or testimonies can be derived from various sources such as scientific research, statistical data, firsthand accounts, expert opinions, or documented records. They are used to establish credibility, substantiate assertions, and persuade others to accept or believe a claim being made.