‏الصلاة : Hadeeth No:1282 Abu Huraira reported that the Messenger of Allaah (may peace he upon him) said: When it is very hot, say (the noon prayer) when the extreme beat passes away, for intensity of beat is from the exhalation of Hell....

‏فضائل الصحابة‏ : Hadeeth No:6039 Anas reported the king of Dumat al-Jandal presented to Allaah's Messenger (sallAllaahu alayhi wa sallam) the garment and lie made no mention (of the fact) that he prohibited the use of silk....