Strong’s Dictionary of Hebrew Words:
Transliteration:
Tla’ssar
Meaning:
or Tlassar {tel-as-sar'}; of foreign derivation; Telassar, a region of Assyria
Jackson’s Dictionary of Scripture Proper Names:
weariness of the prince: hang thou the prince
Potts’ Bible Proper Names:
The oath of the prince; that grants suspension:―region of Assyria [TELASSAR], 2 Kings 19:12. {luramentum principis}