he narrated by handing over and certification (حَدَّثَنَا مُنَاوَلَة وَإِجَازَة)
الحديث
التعريف :
This is a formula to narrate the hadiths the narrator and his colleagues learnt from their teacher through handing over coupled with certification. It may be used by a single narrator to give himself a higher status, not to indicate a group of students.