Isaiah 48:20 commands declaring the redemption, which is the very proclamation called for in 48:6.

In Isaiah 21:10, the prophet announces what he has heard from the LORD — mirroring the call to declare what has been heard in Isaiah 48:6.

In Isaiah 42:9, the same declaration of new things before they spring forth reinforces God's pattern of revealing the future.

In Isaiah 43:8-9, God challenges idols to declare former things — the same emphasis on foreknowledge and witness that frames Isaiah 48:6's call to declare.

Isaiah 43:9 challenges nations to declare former things, highlighting God's unique ability to declare new things as in 48:6.

Isaiah 43:19 promises a new thing, directly paralleling the new hidden things God announces in 48:6.

Isaiah 42:20 rebukes Israel for seeing but not observing, contrasting with 48:6's call to now see and declare the new things.

In Romans 16:25, the mystery kept secret for long ages is now revealed, matching the new things God declares.

In 1 Peter 1:10-12, prophets searched intently for the salvation later revealed, showing the fulfillment of God's declared new things.

In John 15:15, Jesus makes known everything from the Father, paralleling God declaring hidden things to His friends.

In Revelation 1:19, John is commanded to write future events, continuing the theme of God revealing what is to come.

Matthew 10:27 says what is whispered in the ear, proclaim on housetops — directly parallels revealing hidden things and declaring them publicly.

Jeremiah 50:2 commands to declare among nations, not conceal it — same imperative to proclaim, here the fall of Babylon.

In Revelation 4:1, John is shown what must take place after, directly continuing the revelation of new things from God.

In Romans 16:26, the mystery is disclosed through prophetic writings to all nations, echoing the declaration of new things.

Psalm 78:3-6 recounts passing down God's works, not concealing them — directly parallel to declaring hidden things to the people.

Jeremiah 33:3 promises to reveal hidden things you have not known, exactly echoing Isaiah 48:6's language.

Revelation 6:1-17 unveils the judgments from the scroll, fulfilling the hidden new things God foretold in Isaiah 48:6.

In 1 Corinthians 2:9, God's hidden preparations are beyond human perception, complementing the hidden things God now declares.

Revelation 5:1 presents a sealed scroll containing hidden divine plans, paralleling the hidden new things God announces in Isaiah 48:6.

Psalm 40:10 emphasizes not hiding God's righteousness and faithfulness — echoing the disclosure of hidden things in Isaiah.

1 Corinthians 2:7 speaks of God's hidden wisdom now revealed, paralleling the hidden new things in Isaiah 48:6.

Psalm 145:4 says one generation shall declare God's mighty acts to another — parallel to the call to declare new things.

Psalm 71:15-18 declares God's righteousness and strength to future generations — aligning with the command to declare new things.

Acts 1:8 commissions witnesses to proclaim the gospel to all nations — expanding the mandate to declare new things globally.

Matthew 24:25 Jesus says he has told them beforehand, mirroring God's pattern of announcing new things beforehand in Isaiah 48:6.

Psalm 145:5 speaks of God's glorious splendor and wondrous works — echoing the proclamation of hidden things.