Isaiah 8:4-7 introduces the Assyrian king as a flood against Syria and Israel — here God raises adversaries against Rezin, consistent with that looming threat.

Isaiah 7:16 refers to the same two kings (Rezin and Pekah) being forsaken — consistent with the adversaries God raises against Rezin here.

Isaiah 10:9-11 records Assyria's boast over conquered cities — this same Assyrian adversary is the one God raises against Rezin here.

Isaiah 17:1-5 pronounces judgment on Damascus — the city of Rezin, against whom God now stirs up adversaries.

2 Kings 15:29 records the Assyrian conquest of Israel under Tiglath-pileser — the very adversaries God promises to raise against Rezin.

2 Kings 16:9 recounts Assyria capturing Damascus and killing Rezin — direct fulfillment of God setting up adversaries against Rezin.