The time of writing the basic principles of Hadith begins, after the point of writing Hadith.Scientist s derived these rules from the advanced curriculum. So the most important of these sources Sahiha Bukhari and Muslim. In view of their distinguishable, good qualities by the specialists of Hadith. This studies highlighted the effect of Sahihaien in the basic principles of Hadith. Also, it builds many of the rules on the approach to Shikhien and considering the scholarly opinion. The same ,in the concept of controlling some of the terms or the standard to accept or not accept some of the narrated Hadith.