orial ▁to ▁Emperor ▁X ian z ong ▁to ▁advise ▁him ▁against ▁doing ▁so , ▁and ▁drew ▁on ▁the ▁example ▁of ▁Emperor ▁Wu ▁of ▁Li ang ▁and ▁Hou ▁J ing ▁to ▁ca ution ▁the ▁em peror . ▁Emperor ▁X ian z ong ▁was ▁fur ious ▁and ▁wanted ▁to ▁execute ▁Han ▁Yu , ▁but ▁eventually ▁p ardon ed ▁him , ▁dem oted ▁him , ▁and ▁sent ▁him ▁out ▁of ▁Ch ang ' an ▁to ▁serve ▁as ▁the ▁Pref ect ▁of ▁Ch ao ▁Pref ect ure ▁( <0xE6> <0xBD> <0xAE> 州 ; ▁present - day ▁Cha oz hou , ▁Gu ang d ong ). ▁Al ong ▁the ▁way , ▁Han ▁Yu ▁passed ▁by ▁Lan ▁Pass ▁( ; ▁in ▁present - day ▁L ant ian ▁County , ▁X i ' an , ▁Sh a an xi ), ▁where ▁Han ▁X i ang ▁came ▁to ▁join ▁him ▁on ▁his ▁journey . ▁Han ▁Yu ▁wrote ▁the ▁poem ▁Zu o ▁Q ian ▁Z hi ▁L angu an ▁Sh i ▁Z his un ▁X i ang ▁and ▁dedicated ▁it ▁to ▁Han ▁X i ang . ▁ ▁The ▁historical ▁text ▁New ▁Book ▁of ▁Tang ▁mentioned ▁that ▁Han ▁Yu ▁had ▁a ▁grand ne p hew , ▁Han ▁X i ang , ▁whose ▁cour tes y ▁name ▁was ▁" Be iz hu ". ▁Han ▁X i ang ▁served ▁as ▁a ▁da ▁li ▁ch eng ▁( ), ▁an ▁official ▁in ▁the ▁Ministry ▁of ▁Justice , ▁under ▁the ▁Tang ▁government . ▁ ▁In ▁the ▁mis cell any ▁Mis cell aneous ▁M ors els ▁from ▁You y