《新唐书·本纪·卷一·高祖》
将武德殿作为丞相府，他发布的训示称为 令 ，在虔化门处理政事。
以武德殿为丞相府，下教曰令，视事于虔化门。
He used the Wude Palace as the chancellery and the guidelines he issued were called "Orders". He carried out government affairs in the Qianhua Gate.