‏النذر : Hadeeth No:4024 Abu Huraira reported Allaah's Messenger (sallAllaahu alayhi wa sallam) forbidding taking of vows, and said: It does not avert Fate, but is the means by which something is extracted from the miser....

‏الصلاة : Hadeeth No:1586 'Abdullah b. Shaqiq reported: I fell ill in Persia and therefore, prayed in a sitting posture, and I asked 'A'isha about it and she said: The Messenger of Allaah (sallAllaahu alayhi wa sallam) prayed for a long time in the night sitting....