Aesinoth's Frostmourne

The vortex of souls came to a halt, flinging the Lich King back to the ground. The Helm of Domination fell from Arthas's head. Arthas struggled to retrieve it, but finally collapsed helplessly onto the ground. The ground was cold. Frostmourne lay shattered. Terenas materialized beside her, and the blue light in Arthas's eyes faded. As Terenas knelt beside his daughter, Arthas reached out and touched her father's face.

Arthas: Father! It's all... over?

Terenas: No king can rule forever, child.

Arthas: All I can... see now... is darkness...