2 Chronicles 28:16
And at that same time, king Ahaz sent unto the kings of Assyria to have help.
2 Kings 16:5-7
Then Rezin king of Syria and Pekah son of Remaliah king of Israel came up to Jerusalem to fight. And they besieged Ahaz, but could not overcome him.
Isaiah 7:1-9
It happened in the time of Ahaz the son of Jotham, which was the son of Uzziah, king of Judah: that Rezin the king of Syria, and Pekah the son of Remaliah, king of Israel, went up toward Jerusalem to besiege it, but won it not.
Isaiah 7:17
"The LORD also shall send a time upon thee, upon thy people, and upon thy father's house, such as never came since the time that Ephraim departed from Judah, through the king of the Assyrians.