《太平广记·卷二十七·神仙二十七》
他曾经应召进入皇宫，不久又恳求回山，皇帝下诏允许他回去。
尝徵入内殿，寻恳求归山。诏许之。
He was once summoned to the imperial palace, but soon asked to return to the mountain, and the emperor issued an edict allowing him to go back.