《隋书·列传·卷二十一》
令狐熙接诏，让交州渠帅李佛子入朝，李佛子想谋反，所以请求仲冬时再上路。
熙奉诏，令交州渠帅李佛子入朝。
Linghu Xi received the imperial edict and ordered the chief of the Shuai Canal in Jiaozhou, Li Fuozi, to enter the court. Li Fuozi wanted to rebel, so he asked to set off in mid-winter.