Arabic language is the most luxurious language in which the Holy Qur’an was revealed, and the words of God and their meanings can only be understood by understanding the secrets of the Arabic language, its rules and terminology. When extracting some poetic verses that contradict the rules of the famous morphologists, and some morphologists may express something abnormal, and others express the same thing rarely, or necessarily poetically, The same is rarely, or necessarily poetic, so I wanted to stand on what is meant by these terms, and to clarify the meaning of abnormality and the ruling on analogy with it, especially since it may occur to the student that abnormality is rejected, or not eloquent.