Hadith of Umar's ban on hadith decision of Muhammad was rescinded later in his ministry. During Umar's reign as Caliph, hadith were in fact being recorded. On the other hand, some sources dispute this account, and claim that it was Umar himself who was the first person to ban hadith collection - a view also upheld by Shias. Certainly during his rule Umar strictly followed the policy of banning the hadith and he prohibited reporting and transmission of hadith altogether. Whenever he sent a group to a city, he would prohibit them from narrating hadith. This ban continued through the caliphate of the Rashidun caliphs into
Introduction to the Science of Hadith the earlier scholars as appropriate and mostly sufficed with conclusions drawn from them and then specifying or clarifying a definition. The definitions Ibn al-Ṣalāḥ used to describe the individual terms of hadith terminology were largely in accordance with the views of the majority of hadith specialists. In some instances, he would mention an undisputed opinion, before mentioning one that was widely accepted and then describing the difference. He would generally precede his critique of differing opinions by saying: "I say". For the primary terms described, he mentioned an example to illustrate that definition. His goal in doing so was to