Lexical Definition

‎אֲרְיוֹךְ‎ ʼĂryôwk (ar-yoke') Arioch N:N-M-P
of foreign origin

Arioch.

1) the ancient king of Ellasar, ally of Chedorlaomer
2) the chief of the executioners for Nebuchadnezzar

Brown-Driver-Briggs

‎אַרְיוֺךְ‎ proper name, masculine king of Ellasar Gen 14:1; Gen 14:9, ally of Chedorlaomer in his western foray (probably = Rim-Aku, Elamite king of Larsa = Ellasar; compare COT ii. 297 f.). **On Rim-Akw (= Eri-Aku ?), see now also DrComm. Gn. 156 ff.; ZimKAT 3. 367 thinks identification very dubious.

Brown-Driver-Briggs References

Book Refs
Genesis 14:1 · 14:9