《新唐书·列传·卷二十四》
因为腿脚生病特地赐给他轿子，听任他坐到宫殿门前，咨询治国大计。
以足疾赐步舆，听乘至閤，问以政事。
Because he was ill from limping, a sedan was especially granted to him, permitting him to sit to the palace gate, to consult on major plans of governing the country.