(20) باب فِي فَضْلِ الْقُعُودِ فِي الْمَسْجِدِ
Abu Hurairah reported the Messenger of Allah (May peace be upon him) as saying; one shall have the thing the for which one comes to the mosque.
Reference: Sunan Abi Dawud 472
In-book reference: Book 2, Hadith 82
English translation: Book 2, Hadith 472