In Ephesians 1:4, God chose us before creation — the same eternal purpose accomplished in Christ that Ephesians 3:11 describes.

In Ephesians 1:9, God makes known the mystery of his will purposed in Christ — identical to the eternal purpose in Christ from Ephesians 3:11.

In Ephesians 1:11, we are predestined according to God's purpose that works all things — the same eternal purpose accomplished in Christ from Ephesians 3:11.

Ephesians 1:6 speaks of God's grace in Christ—part of the same eternal purpose described in 3:11.

In Isaiah 14:24-27, God declares His purpose against Assyria will stand — the same theme of God's unshakable plan as in Ephesians 3:11.

In Isaiah 46:10, God says 'My counsel shall stand, and I will accomplish all my purpose' — directly parallel to the eternal purpose in Ephesians 3:11.

In Isaiah 46:11, God states He will accomplish His purpose, calling a bird from the east — same emphasis on God's sovereign plan.

In Romans 8:28-30, Paul writes of those called according to God's purpose — directly connecting to the eternal purpose realized in Christ.

In Romans 9:11, God's purpose of election continues — illustrating the eternal purpose in selecting Jacob over Esau.

In 2 Timothy 1:9, salvation is given according to God's own purpose in Christ before the ages — very close to Ephesians 3:11.

Romans 16:25 reveals the mystery hidden for ages—echoing the eternal purpose now accomplished in Christ, a clear parallel.

1 Peter 1:20 says Christ was foreknown before creation—exactly the eternal purpose mentioned here.

Ecclesiastes 3:14 says God's works endure forever—echoing the eternal purpose accomplished in Christ here.

John 11:52 speaks of Christ's purpose to gather scattered children—reflecting the eternal purpose of unity in Christ here.