“三弦玉指”,出处于元散曲家张可久的小令曲:越调·小桃红《湖上和刘时中二首》。其词云:“……三弦玉指,双钩草字,题赠玉娥儿。”“三弦玉指”句,长期以来,一直被人们作为三弦始於元朝的论证。明·杨慎在他的《升庵外集》里引张可久的词,肯定了三弦始於元朝。云:“今之三弦,始于元时。小山词云:‘三弦玉指,双钩草字……’”。日本学者林谦三氏《论三弦的起源》一文,也引用了张可久的小令曲。说:“词中的三弦,在时代关系上看来,不能不就是现在所要讨论的三弦;所以今日,也别无 “Sanxian Jade Finger”, the Yuanxian songwriter Zhang Kejiu Xiao Lingqu: Yue tune, pink “Lake and Liu two in the first.” The word cloud: “... ... Sanxian jade finger, double hook grass word, title donated Yu’e children.” “Three-stringed jade finger” sentence, for a long time, has been people as Sanxuan began in the Yuan Dynasty argument. Ming Yang Shen in his “Lv Temple set” in the long-ending words, sure that the three strings began in the Yuan Dynasty. Cloud: “The present Sanxian, began in the Yuan Dynasty. Hill word cloud: ’Three strings jade fingers, double hook grass word ...’”. Japanese scholar Lin Qian’s “On the Origin of Sanxian,” also quoted Zhang Kejiu’s Xiao Ling Qu. Said: "The three strings of the word, in their historical terms, can not but be the three strings that we are going to discuss now; so today, neither