The Effect of the Qurʾān on the Heart
Imām Ibn Taimiyyah, may Allāh have mercy on him, said:
Reciting the Qurʾān in the way that it has been commanded to [be recited] leaves an effect in the heart of tremendous īmān¹ and increases it in certainty, serenity, and healing.
Majmūʿ Al-Fatāwá, vol. 7, p. 283.