‏البر والصلة والآداب‏ : Hadeeth No:6260 Nu'man b. Bashir reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: The believers are like one person; if his head aches, the whole body aches with fever and sleeplessness....

‏الصلاة : Hadeeth No:1458 'A'isha, the wife of the Messenger of Allaah (sallAllaahu alayhi wa sallam), reported: The prayer was prescribed as two rak'abs, two rak'ahs both in journey and at the place of residence. The prayer while travelling remained as it was (originally prescribed), but an addition was made in the prayer (...