Things to do :
Divine Shield + Righteous Defense (or Hand of Reckoning with threat)
Hand of Salvation
http://www.wowhead.com/?item=44901
back/ring
http://paladincraft.net/guides/level-80-guide-to-gearing-a-healadin-for-raids/
http://www.bananashoulders.com/2008/12/17/gemming-your-holy-paladin/
