‏البر والصلة والآداب‏ : Hadeeth No:6261 Nu'man b. Bashir reported that Muslims are like one body of a person; if the eye is sore, the whole body aches, and if the head aches, the whole body aches....

‏الجنة وصفة نعيمها وأهلها‏ : Hadeeth No:6872 This hadith has been narrated on the authority of Ayyub with the same chain of transmitters....