In one text in The Tripitaka, the Buddhist canon of scriptures, a section on the utensils used by monks mentions the scratching-rod, called anuruddha in Sanskrit, which means "end-less, inexhaustible," and was later translated into Chinese as "ju-i."
在佛教《大藏經．四分律》中有一節談論僧侶日常用品，其中就有抓癢的爪杖，梵文稱做「阿那律」，有無滅、無貧的意思。