‏الصلاة : Hadeeth No:1093 Tawus reported: We asked Ibn Abbas about sitting on one's buttocks (in prayer). (ala alqad mein) He said: It is sunnah. We said to him: We find it a sort of cruelty to the foot. Ibn 'Abbas said: It is the sunnah of your Prophet (sallAllaahu alayhi wa sallam)....

‏البيوع : Hadeeth No:3736 Nafi reported that Ibn Umar (Allaah be pleased with them) rented his land during the lifetime of Allaah's Messenger (sallAllaahu alayhi wa sallam) and during the caliphate of Abu Bakr and that of Umar and that of Uthman (Allaah be pleased with them) and during the early period of Muawiya's caliphate...