Ezek 23:5-9 details Oholah (Samaria) whoring with Assyrians—exactly the same charge as here against Jerusalem.

Ezek 23:12-21 describes Oholibah (Jerusalem) also whoring with Assyrians and Babylonians, mirroring the insatiable lust in v.28.

2 Kings 16:7 records Ahaz's plea to Assyria for help — a key example of Judah's adulterous alliance that Ezekiel condemns here.

2 Kings 16:10-18 shows Ahaz adopting Assyrian religious practices — the spiritual adultery underlying the political whoring Ezekiel rebukes.

2 Chronicles 28:23 shows Ahaz sacrificing to Syria's gods for help — the same misplaced trust in foreign powers Ezekiel condemns as whoring.

Jeremiah 2:18 rebukes Israel for seeking help from Assyria and Egypt — the same spiritual adultery Ezekiel calls playing the whore.

Jeremiah 2:36 reminds that Israel was shamed by Assyria — confirming the fruitlessness of the alliances Ezekiel condemns.

Hosea 10:6 describes Ephraim sending tribute to Assyria and being shamed — the same consequence for Israel's adulterous alliances.

Jeremiah 2:20 uses the same whore metaphor for Israel's idolatry under every green tree — echoing Ezekiel's charge of spiritual adultery.

Jeremiah 3:1 uses the same marriage metaphor, questioning if God would take back an adulterous wife—amplifying the theme of spiritual adultery.

Hosea 2:5 portrays Israel as a harlot chasing lovers for material goods—reinforcing the indictment of unfaithfulness.

Judges 10:6 lists Israel serving foreign gods of many nations—parallel to Jerusalem's adultery with Assyria, a pattern of idolatry.