《新唐书·列传·卷四十五》
启程前，中宗为他赋诗祭路神，还下诏群臣到定鼎门外给他饯行。
中宗为赋诗祖道，又诏群臣饯定鼎门外。
Before his departure, Emperor Zhongzong wrote a poem to worship the god of the road for him, and issued an imperial edict, ordering his subjects to see him off outside the Gate of Fixed Tripod.