Wonders and Virtues of the Dhikr of " There is No God but Allah" in Verses of Quran and Sacred Traditions

The present research is an effort to understand the literal and spiritual mysteries of the noble dhikr of “There is No God but Allah”, which, according to most Shiite and Sunni scholars, is one of the best and most beneficial dhikrs for a Muslim. The researcher, with his knowledge in the field of Quran and Hadith studies, aims to prove his claim through utilizing the Quran and Itrat [(the Ahl al-Bayt)], two precious memorials left by the Holy Prophet (pbuh). Many researches have been carried out regarding numerical issues in the I’jaz [(inimitability)] of “There is No God but Allah”, most of which are derived from personal taste and lack reliable scientific basis. However, [the question is] are the mysteries of this dhikr limited to numerical issues or do they include different types of I’jaz. Scholars, via careful examination of Quran and Sunnah, consider different aspects of I’jaz for this dhikr. In this research, it has been tried, through a comprehensive view toward numerous Shiite and Sunni resources about this dhikr, to unveil its mysteries as much as possible.