《旧唐书·列传·卷十七》
李勣的父亲从铭州和裴矩一起入朝，高祖见到他们后非常高兴，恢复了李盖的官职爵位。
其父自洺州与裴矩入朝，高祖见之大喜，复其官爵。
Li Ji's father Li Gai entered the court to greet him together with Pei Ju from Mingzhou, Gaozu was very happy to see them after their meeting, and restored Li Gai's rank and titles.