There are many peoples named there, with the Israelites being central.
It should be capitalized if it is used as a title. Example: Will and Testament of Washington
The book of 1 Kings in the Old Testament has three K's in its title.
Duke is a proper noun when used as a title for a specific person. For example John Doe, Duke of Anytown, or when referring to that same person later on. It is not used as a proper noun when referring to a group. For example: "The dukes were present at the ball." Unless you are referring to specific people or Duke University, Duke is not a proper noun.
The proper title is Chairman.
Yes, Aztec is a proper noun, the name of a specific people. A proper noun is the name of a person, a place, a thing, or a title.
King David is an Old Testament personage and people from the Old Testament, even if they might be in Heaven, are not generally given the title of saint.
The proper abbreviation title for an attorney is "Esq."
Ruth was an Old Testament matriarch and not accorded the New Testament title of 'saint.'
The two books in the old testament are Zepenniah, and Zacheriah.
Old Testament personages are usually not accorded the title of saint.Isaiah was a prophet in the Old Testament.
The proper title for a retired ambassador is "Ambassador (Ret.)"
Habakkuk