《旧唐书·列传·卷八十八》
后来再次入吐蕃，奉命出使的情况既使皇上满意，又使西蕃尊敬佩服。
再入吐蕃，奉使称旨，西蕃敬服。
Then, when he again entered Tufan, the way he carried out his mission to issue edicts satisfied the emperor and at the same time earned the respect and admiration of Western Tufan. 