‏الزهد والرقائق‏ : Hadeeth No:7103 'Abdullah b. Umar reported that Allaah's Messenger (sallAllaahu alayhi wa sallam) said in connection with the people of Hijr (Thamud): Do not enter but weepingly (the habitations) of these people who bad been punished by (Allaah), and in case you do not feel inclined to weep, then do not enter (thes...

‏الطهارة : Hadeeth No:492 This hadith is reported from Hudaifa by another chain of transmitters. Whenever he (the Prophet) got up in the night, they (the transmitters) have not mentioned the words: for offering Tahajjud prayer....