Q: I’d like to know the Sunnah method of washing the hands upto the wrist and are there any other methods?
A: If it is about washing at the time of wudhu then wash both the hands simultaneously including the khilaal i.e. intertwining the fingers.
And Allah Ta’ala (الله تعالى) knows best.
Mufti Ebrahim Salejee (Isipingo Beach)