 if the matter is as we have described then the banu is a khurasani. if the khurasani is a mawla and the mawla is an arab then the khurasani the banu the mawla and the arab have become one.
وإذا كان الأمر على ما وصفنا فالبنوي خراساني. وإذا كان الخراساني مولى، والمولى عربي فقد صار الخراساني والبنوي والمولى والعربي واحدا.