Isa 36:1

36:1 fourteenth year. About 701 b.c. Hezekiah ruled with his father Ahaz as co-regent from 729–715 b.c. and was sole king from 715–686 b.c. Some explain the “fourteenth” year as a copyist’s error for “twenty-fourth,” while others suggest that Isaiah is referring to the beginning of Hezekiah’s independent rule in 715 b.c.

Sennacherib. He was the king of Assyria from 705–681 b.c.

fortified cities. Sennacherib states in his annals that forty-six such cities were conquered during this campaign (2 Kin. 18:13 note).