Reference: Fataawa al-Lajnah ad-Daa.imah lil-Buhooth al-‘Ilmiyyah wal-Iftaa., – Volume 13, Page 67, Question 5 of Fatwa No.7359
Question: What is the ruling regarding trading in Masaahif (copies of the Noble Qur.aan) and cassettes with Qur.aanic recordings [on them]?
Response: It is permissible to trade in them, for that which it entails in assisting in good [actions] and piety.
And with Allaah lies all success and may Allaah send prayers and salutations upon our Prophet ﷺ and his family and his companions.