‏الصيام : Hadeeth No:2622 Ibn Umar (Allaah be pleased with them) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: He who is anxious to seek it (Lailat-ul-Qadr) should seek it in the last ten (nights of Ramadan)....

‏الصلاة : Hadeeth No:746 Abu Sa'id al-Khudri reported: When you hear the call (to prayer), repeat what the Mu'adhdhin pronounces....