20. Those who believe say: "Why is not a Sûrah (chapter of the Qur’ân) sent down (for us)? But when a decisive Sûrah (explaining and ordering things) is sent down, and fighting (Jihâd - holy fighting in Allâh’s cause) is mentioned (i.e. ordained) therein, you will see those in whose hearts is a disease (of hypocrisy) looking at you with a look of one fainting to death. But it was better for them (hypocrites, to listen to Allâh and to obey Him).