‏اللباس والزينة‏ : Hadeeth No:5170 Anas reported that Allaah's Messenger (sallAllaahu alayhi wa sallam) granted concession, or Zubair b. Awwam and 'Abd Al-Rahman b. Auf were granted concession, for the wearing of silk because of the itch that they both had....

‏الصلاة : Hadeeth No:1808 Ibn 'Umar reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: When the rim of the sun starts appearing defer prayer till it completely appears, and when the rim of the sun disappears defer prayer till it completely disappears....