《资治通鉴·唐纪·唐纪二十二》
阿史那默啜发文书指责唐朝廷说： 给我蒸过的谷种，播种后不生长，这是一。
默啜移书数朝廷曰： 与我蒸谷种，种之不生，一也。
Ashina Mochuo sent a document accusing the Tang government, stating, "The grain that you steamed for me did not grow after it was planted. That is one."