‏الإمارة : Hadeeth No:4608 It has been narrated on the authority of Abdullah b. Umar that the Messenger of Allaah (sallAllaahu alayhi wa sallam) used to forbid that one should travel to the land of the enemy taking the Qur'an (with him) lest it should fall into the hands of the enemy....

‏الصلاة : Hadeeth No:1549 Mu'adha asked 'A'isha (Allaah be pleased with her) how many rak'ahs Allaah's Messenger (sallAllaahu alayhi wa sallam) prayed at the forenoon prayer. She replied: Four rak'ahs, but sometimes more as he pleased....