Hazrat Sa'd bin Ubadah narrates that the Messenger of Allah, peace and blessings be upon him, said: There is no person who recites the Qur'an and then forgets it, except that he will meet Allah in a state of leprosy.

Hazrat Ibn Abi Rawwad narrates that Hazrat Dhahhak said: If a person learns the Qur'an and then forgets it, this happens because of some sin. Then he recited this verse of the Qur'an: "And whatever misfortune befalls you, it is because of what your own hands have earned." Then Hazrat Dhahhak said: Which misfortune is greater than forgetting the Qur'an?

Hazrat Abdul Kareem Abu Umayyah narrates that Hazrat Talq bin Habib said: Whoever learned the Qur'an and then, without any excuse, forgot it, then for every verse, one rank will be reduced, and this person will come on the Day of Judgment in such a state that the Qur'an will argue against him.

Hazrat Abdullah bin Abi Mughith narrates that the Messenger of Allah, peace and blessings be upon him, said: Many sins were presented before me, but I did not see any sin greater than memorizing the Qur'an and then forgetting it.