佛祖歷代通載 4.36

4.36

（壬午）　二十八年。東巡郡縣。上鄒嶧山及登瑯琊。刻石頌德。又上泰山立石封祠祀。值風雨於松下。因封五大夫。又遣徐福求仙。

(Renwu) Twenty-eighth year. He made an inspection tour east through the commanderies and counties, climbed Mount Zouyi, ascended Langya, and carved stones extolling his virtues. Furthermore, he climbed Mount Tai, erected a stone, and performed the feng sacrifice. Encountering wind and rain beneath a pine tree, he enfeoffed it as a Grand Officer of the Fifth Rank. He also dispatched Xu Fu to search for immortals.