2 Chronicles 28:16
At that time King Ahaz sent word to the king of Assyria [to ask him] for help.
2 Kings 16:5-7
Then Rezin the king of Aram (Syria) and Pekah the son of Remaliah, king of Israel, came up to Jerusalem to wage war. They besieged Ahaz, but could not overcome and conquer him.
Isaiah 7:1-9
Now it came to pass in the days of Ahaz the son of Jotham, the son of Uzziah, king of Judah, that Rezin king of
Isaiah 7:17
The Lord will bring on you, on your people, and on your father’s house such days as have not come since the day that Ephraim (the ten northern tribes) separated from Judah—[He will call for] the king of Assyria.”