Credential
From BiblePortal Wikipedia
Credential [1]
(1): (a.) Giving a title or claim to credit or confidence; accrediting.
(2): (n.) Testimonials showing that a person is entitled to credit, or has right to exercise official power, as the letters given by a government to an ambassador or envoy, or a certificate that one is a duly elected delegate.
(3): (n.) That which gives a title to credit or confidence.
