This was expressed by
1. yam, 'the Sea,' referring to the Mediterranean, which lieson the west of Palestine, Genesis 12:8 , etc.
2. maarab, δυσμή, 'sun-setting,' because the sun sets in the west. 1 Chronicles 7:28; Matthew 8:11; etc.
3. maarabah, 'sun-setting,' only in Isaiah 45:6 .
4. mebo hashshemesh, from the 'going down of the sun,' only in Joshua 23:4; Zechariah 8:7 .