A speaker's success is measured by the effect on addressees' conviction and the ability to change their behavior. Changing convictions demands linguistic skills requirement contemplating texts and deducing the included skills as well as putting them in specific linguistic rules that help change convictions. The study aims to identify the role of linguistic skills in changing convictions. The study's objective limitations tackled the true prophetic speech written down in the specialized Sunna books; Sahih Al-Bukhari, Sahih Muslim, Musnad Ahmad, Sunan Al-Tirmidhi, and Sunan Ibn Majah. The most important findings of the study revealed that the linguistic skills affecting the addressees' convictions change are nine skills.