《旧唐书·列传·卷三十八》
不久又加任侍中，封淮阳县子，充当西京留守。
寻加侍中。封淮阳县子，充西京留守。
Soon after, he was given the additional post of Chamberlain and awarded the title of Baron of Huaiyang County, serving as the Commissioner of the Western Capital.