Imam Ali (AS) said: Learn the holy Quran which is the best of sayings and understand it well because it is the spring of the hearts. Request cure and wellness from its light, as it is the cure of the ill chests; and recite the holy Quran well because it is the most beneficial of the stories [1].
[1] Nahjul Balaghah, Sermon 110.
source : shafaqna