What number of buildings are still in mecca that were also there in the time of Muhammad ?
Another point of contention , was that the Muslims objected over a clause of the treaty that said that any citizen from Mecca entering Medina was eligible to be returned to Mecca ( if they wanted ) , while the reverse was not true , and any Muslim from Medina entering Mecca was not eligible to be returned to the Muslims , even if Muhammad himself requested .