The Haven of Everlasting Light is restricted to characters between the levels of 35 and 49.
Jehla loads in a different tomb each reboot / time you save her.

Walk ( 6w, 2sw, 5w, 4nw, 3ne, 2n, 3nw, w, 4sw, w, 2nw, w, nw, n, 4ne, 4n, 2nw, 2w, 4sw, s, 2se, n ) to get from DH to the room marked in blue.