ثُمَّ يَتَوَجَّهُ إِلَى الْمَوْقِفِ، فَيَقِفُ بِقُرْبِ الْجَبَلِ.
Translation: He then goes to the standing area and stands near the mountain.
Al-Quduri describes standing near the mountain as one form of the rite. This does not mean that only standing at the mountain's base is valid.
The next sentence clarifies the area: all of Arafat is a standing place apart from a named exclusion.