Arpad, or Arphad

Smith’s Bible Dictionary · William Smith, F. N. Peloubet, M. A. Peloubet

(strong city), (Isaiah 36:19; 37:13) a city or district in Syria, apparently dependent on Damascus. (Jeremiah 49:23) No trace of its existence has yet been discovered. (2 Kings 18:34; 19:13; Isaiah 10:9)

In other dictionaries

William Smith; revised by F. N. Peloubet and M. A. Peloubet; CrossWire SWORD module Smith 1.3

Bible Strong digital edition from CrossWire module 1.3, based on the 1884 Peloubet revision with later digital enrichments preserved