2 Kings 18:19

The Rab-shakeh, the third in rank of the three Assyrian ambassadors, probably took the prominent part in the conference because he could speak Hebrew 2 Kings 18:26, whereas the Tartan and the Rabsaris could not do so.

The great king - This title of the monarchs of Assyria is found in use as early as 1120 B.C. Like the title, “king of kings,” the distinctive epithet “great” served to mark emphatically the vast difference between the numerous vassal monarchs and the suzerain of whom they held their crowns.