‏الذكر والدعاء والتوبة والاستغفار‏ : Hadeeth No:6479 Abu Huraira reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: None of you should say to Allaah (like this): O Allaah, grant me mercy, if thou so likest. The supplication (of his) should (be permeated with) conviction (that it would be accepted by the Lord), for Allaah is the Doer...

‏الصلاة : Hadeeth No:1834 This hadith has been narrated by Ibn Umar by another chain of transmitters....