‏العلم : Hadeeth No:6443 'Abdullah b. 'Umar reported: I went to Allaah's Messenger (sallAllaahu alayhi wa sallam) in the morning and he heard the voice of two persons who had an argumenta- tion with each other about a verse. Allaah's Prophet (sallAllaahu alayhi wa sallam) came to us (and) the (signs) of anger could be seen ...

‏الصيام : Hadeeth No:2563 Abu Huraira (Allaah be pleased with him) reported: When any one of you gets up in the morning in the state of fasting, he should neither use obscene language nor do any act of ignorance. And if anyone slanders him or quarrels with him, he should say:" I am fasting, I am fasting."...