‏اللباس والزينة‏ : Hadeeth No:5159 'Ali reported: A silk cloak was presented to Allaah's Messenger (sallAllaahu alayhi wa sallam). and he sent it to me and I wore it. but then found some sign of disapproval upon his face, whereupon he said: I did not send it to you that you wear it, but I sent it to you so that you might tear it and ...

‏النكاح : Hadeeth No:3294 'Uqba b. 'Amir said on the pulpit that Allaah's Messenger (sallAllaahu alayhi wa sallam) said: A believer is the brother of a believer, so it is not lawful for a believer to outbid his brother, and he should not propose an engagement when his brother has thus proposed until he gives it up....