Question 277: We notice that by reciting certain Aayaat (Qur’aanic verses) for patients, they tend to be affected by them. Should we recite these Aayaat even if it has not been reported that the Prophet (peace be upon him), his Sahaabah (Companions of the Prophet), or any of the Salaf (righteous predecessors) ever did this, or should we only adhere to authentic reports in this issue?
Answer: All the Noble Qur’aan provides guidance and remedy. Allaah (Exalted be He) says: Say: “It is for those who believe, a guide and a healing.” He (Glorified be He) says: And We send down of the Qur’aan that which is a healing and a mercy to those who believe (in Islaamic Monotheism and act on it) The preposition “of” mentioned in this Aayah, for expressing kind, denotes that the Qur’aan itself is remedy and mercy. It does not denote here just some or parts of its whole. Based on this, seeking healing by any Aayaat is permissible, yet this does not oppose the fact that some Aayaat, as stated in authentic Hadeeths, have special merit and influence.... read more here.