Isaiah 7:9

Overview - Isaiah 7
Ahaz, being troubled with fear of Rezin and Pekah, is comforted by Isaiah.
10 Ahaz, having liberty to choose a sign, and refusing it, hath for a sign, Christ promised.
17 His judgment is prophesied to come by Assyria.
Treasury of Scripture Knowledge

Isaiah 7:9  (King James Version)
And the head of Ephraim is Samaria, and the head of Samaria is Remaliah's son. If ye will not believe, surely ye shall not be established.

the head
1 Kings 16:24-29 ; 2 Kings 15:27

If ye, etc or, ye not believe? it is because ye are not
2 Chronicles 20:20 ; Acts 27:11 Acts 27:25 ; Romans 11:20 ; Hebrews 11:6 ; 1 John 5:10