Who was Sennacherib?

Sin (the god) sends many brothers, son of Sargon, whom he succeeded on the throne of Assyria (B. C. 705), in the 23rd year of Hezekiah.

Sennacherib first appears in 2 Kings 18:13. In this repository’s biblical text, this figure is associated with 13 verse mentions across 3 books, most notably 2 Chronicles, 2 Kings, Isaiah.