Speak with the Spirit of Vol'jin.
Hmph. Well, da Lich King and dat bossy val'kyr not be me only rivals. But dey were da ones most likely ta be behind all dis. Someone be playin' with very ancient mojo. Tell Vol'jin's spirit dat da answers he be lookin' for not be found in da world of da living. He gonna need to go beyond da veil ta learn what needs knowin'. Dere be some places on dat side only he can go.