Sha'ar HaGai (Hebrew: שער הגיא) in Hebrew, a name literally translated from Bab al-Wad or Bab al-Wadi in Arabic (Hebrew: באב אל-ואד, Arabic: باب الواد or باب الوادي), meaning Gate of the Valley, is a point on the Tel Aviv-Jerusalem highway, 23 km from Jerusalem, where the road begins to ascend through a deep valley flanked by steep rocky slopes, of the intermittent Nahshon Stream , or Wadi Ali in Arabic.