《新唐书·列传·卷七十》
他又请求挖丰州陵阳渠，征发京城郊县的人民服役，街巷一片骚动，最终没修成。
又请开丰州陵阳渠，发畿县民役作，闾里骚然，渠卒不就。
He also asked to dig the Lingyang Canal in Fengzhou, and conscripted people from the suburbs of the capital to serve, causing an uproar in the streets and alleys, and the project was not completed in the end.