Al-Bukhari and Muslim relate his hadiths in top entries (أَخْرَجَ لَهُ البُخَارِيُّ وَمُسْلِم فِي الأُصُوْل)
الحديث
التعريف :
This is a description of a narrator stating that both al-Bukhari and Muslim related his narrations in their Saḥīḥ anthologies as a reference, so that his narrations become a basis to rely upon.