‏الصلاة : Hadeeth No:1475 Yahya b. Abu Ishaq reported: I heard Anas b. Malik say: We went out for Pilgrimage from Medina. The rest is the same....

‏الصلاة : Hadeeth No:1540 Abu Qatada (a Companion of the Prophet) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: When any one of you enters the mosque, he should observe two rak'ahs (of Nafl prayer) before sitting....