《资治通鉴·唐纪·唐纪二十九》
大门艺曾经在唐朝当过质子，他规劝大武艺说： 黑水向唐朝请求派官员，而我们因为这个原因而进攻它，这分明是反叛唐朝。
门艺尝为质子于唐，谏曰： 黑水请吏于唐，而我以其故击之，是叛唐也。
Damen Yi was once a hostage in the Tang Dynasty. He advised Dawuyi, "Heishui asked the Tang Dynasty to send officials, and we attacked it for this reason, which is clearly a rebellion against the Tang Dynasty.