Gēngwǔ [220 June 13], General-in-Chief Xiàhóu Dūn died.
Wèi shū states: The King wore mourning clothes and visited Yè’s east city gate to lead mourning. Sūn Shèng states: By the Rites, Heaven’s son weeps for those of the same surname outside the clan temple gates. To weep at the city gate, was incorrect position.
From Sān Guó zhì, Wén dì jì
The Other Branch of the Imperial Clan, Part I available now.