Al-Muzdalifa: It is somewhere on the road between Mina and Arafat. When the pilgrims end their ceremony in Arafat at sunset of the 9th of Dhu'l- Hijja, they walk to Al Muzdalifa where they stay the night picking up some stones for casting away (Rajem) the Shaitan later on.
MUZDALIFA
Meaning of MUZDALIFA in English
Advanced Islamic English dictionary. Расширенный исламский словарь английского языка. 2012