.
. .
.
.
Subj:.....Religious King Riddle (S566b)
          From: Puzzles And Brain Teasers on 11/21/2007 
Source: http://www.apuzzlezone.com/adailypuzzle/11-21-07.html

Five hundred begins it, five hundred ends it, 
Five in the middle is seen; 
The first of all figures, the first of all letters, 
Take up their stations between. 
Join all together, and then you will bring 
Before you the name of an eminent king.
 
 

The solution is below.
 
 
 
 
 
 
 

                  THE SOLUTION

                            David
 
.
.