Quote Originally Posted by Reynhart View Post
Paladins are the elite of the sultansworn, and this is their captain that teaches us our skills. Even if we're rogue Paladin, the identity tied to our skills is that of a royal guard.
Even Solkzagyl's final skill is called "Sultan's Brand"
http://ffxiv.gamerescape.com/wiki/Keeping_the_Oath
" In recognition of your deeds, he bestows upon you the gallant surcoat, sacred armor normally reserved for the most courageous of the Sultansworn. Although this is a violation of long-standing tradition, he believes there is no paladin more deserving of the honor. Wear your new armor with pride, free paladin, and continue to defend the people of Eorzea."

Straight from the journal of the level 50 quest.