《旧唐书·列传·卷一百一十八》
吏部员外郎张文规之父张弘靖，长庆初在幽州被朱克融囚禁，张文规不时前往探望，朝官舆论喧然以为此举有罪。
吏部员外郎张文规父弘靖，长庆初在幽州为硃克融所囚；文规不时省赴，人士喧然罪之。
The father of Zhang Wengui, the deputy head of the Ministry of Personnel, was imprisoned by Zhu Kerong in Youzhou at the beginning of Changqing. Zhang Wengui often went to visit him. The court officials and public opinion condemned him for his crime.