Azal
Easton's Bible Dictionary 1897
(Zech. 14:5) should perhaps be rendered “very near” = “the way of escape shall be made easy.” If a proper name, it may denote some place near the western extremity of the valley here spoken of near Jerusalem.
Smith's Bible Dictionary 1863
a name only occurring in (Zechariah 14:5) It is mentioned as the limit to which the ravine of the Mount of Olives will extend when "Jehovah shall go forth to fight."