Nabi (Sallallahu alayhi wasallam) said: “Do you know Surah Qul Huwallaahu Ahad?” The Sahaba replied: “I know”. Nabi (Sallallahu alayhi wasallam) said: “It is equal to a quarter of the Qur’aan. Nabi (Sallallahu alayhi wasallam) asked: “Do you not know Qul Yaa Ayyuhal Kaafi...