Ezekiel 23:31
Thou hast walked in the way of thy sister; therefore will I give her cup into thine hand.
Cross-reference
Ezekiel 23:13 states both sisters took the same way, directly echoing 'way of your sister' here and explaining the shared judgment.
Ezekiel 16:46 identifies Samaria as the older sister, clarifying who the sister is in this allegory and why her cup is passed to Jerusalem.
Ezekiel 16:47-51 compares Jerusalem to Samaria and Sodom, showing she was even more corrupt—intensifying the cup imagery here.
2 Kings 21:13 says God will use Samaria's measuring line on Jerusalem, directly fulfilling the 'same cup' judgment promised here.
Jeremiah 3:8-11 describes Judah not learning from Israel's divorce, paralleling Jerusalem's refusal to heed Samaria's fate here.
Jeremiah 7:15 says God will cast out Judah as He cast out Ephraim, matching the promise here to give Jerusalem Samaria's cup.
Isaiah 51:17 explicitly mentions Jerusalem drinking the cup of the Lord's wrath, directly echoing the cup image and judgment theme here.
Jeremiah 7:14 threatens to do to the temple as to Shiloh, applying the same logic of precedent judgment as 'her cup' does here.
Psalm 60:3 uses the same cup of staggering imagery for God's judgment on Israel, reinforcing the metaphor of wrath as intoxicating wine.
Jeremiah 48:26 also uses the cup of drunkenness as a symbol of divine judgment, here applied to Moab, extending the metaphor to other nations.