Investigating musical devices in Saadi's lyrics

Saadi’s poetic language, described as simple but impossible is formed by juxtaposing numerous elements the most significant of which is musical rhythm. This musical quality has many known devices such as rhythm, internal and external rhyme, harmonious cadence (synonymy, homophony, oxymoron), and some rhetorical figures such as pun, cadence, and contrast are effective in its formation.
Recognizing these devices, will assist researchers to unravel the mysteries hidden in his poetic language and diction, and to appreciate the relationship between sound and sense in his poetry. In this article an attempt is made to illustrate how the musical quality is achieved through the various devices used in 200 selected lyrics of Saadi.