This study aims to highlight the importance of Arabic rhetoric among linguistic sciences that have extensive close relations with various arts and humanities. The article began by defining rhetoric with its importance as an allusion to its truth and function in literary study. And he showed how rhetoric had developed through the ages until it became an integrated scientific unit that advanced in the successive centuries and branched out into three sciences; Meanings, statement and Badi’. The article mentioned some great scholars who played important roles in establishing the science of rhetoric. In the end, the sayings of the scholars indicated that the founder of the science of rhetoric was not a single creation that was indicated or appointed, but rather the establishment of the science of rhetoric was a process that included times and layers of scholars, in which a number of genius scholars participated in their various contributions. Before the "science of rhetoric" was made to the state it is in today.