《旧唐书·列传·卷一百三十七》
黑闼重视他的才能，想任用他为大将，玄通叹息道： 我蒙受朝廷大恩，在中国东部总领一方军府，孤城无援，于是身陷贼廷。
黑闼重其才，欲以为大将，玄通叹息曰： 吾荷朝恩，作籓东夏，孤城无援，遂陷虏庭。
Hetar valued his talent, wanted to appoint him as a general. Xuantong sighed and said: I was greatly favored by the court, and was in charge of a military government in eastern China. The isolated city had no reinforcements, so I ended up in the rebel court.