Isaiah 45:18 declares God as the one who created and established the heavens and earth, directly matching the cosmic foundation language in Isaiah 51:16.

Isaiah 48:13 uses the same 'laying the foundation of the earth' (יסד) as 51:16—both describe God's creative act with identical wording.

Isaiah 49:2 uses identical imagery: hiding in the shadow of God's hand and a mouth equipped with words, reinforcing the same servant theme.

In Isaiah 50:4, God gives the servant a taught tongue and wakens his ear—matching the 'put my words in your mouth' here, emphasizing divine commissioning.

In Isaiah 59:21, God's covenant includes putting words in the mouth that will not depart—a direct echo and expansion of the promise here.

Isaiah 26:20 also offers refuge for God's people — hiding until wrath passes — paralleling the protective 'shadow of my hand' here.

Isaiah 66:22 promises new heavens and earth that remain—expanding the creation theme of 51:16 to a future eternal order.

In Deuteronomy 18:18, God promises to put his words in the mouth of a future prophet—the same phrase, linking this verse to the prophetic tradition.

John 3:34 describes God giving the Spirit without measure to the one He sent, echoing how God puts His words in the mouth of His servant in Isaiah 51:16.

Hebrews 8:10 quotes the new covenant promise 'I will put my laws in their hearts' and 'they shall be my people' — mirroring God putting words in the mouth and declaring Zion his people.

Exodus 4:15 has God putting words in Moses' mouth — the same divine commissioning language used in Isaiah 51:16.

Numbers 23:5 shows God putting a word in Balaam's mouth — identical phrasing to the commission in Isaiah 51:16.

Jeremiah 1:9 uses the exact phrase 'put my words in your mouth' for Jeremiah's commission, showing a pattern of prophetic empowerment.

2 Peter 3:13 looks for new heavens and earth, echoing the creation language of Isaiah 51:16 but applied to the future hope.

John 8:38-40 shows Jesus speaking what He heard from the Father, matching the theme of God placing His words in the servant's mouth.

John 17:8 has Jesus giving the disciples the words the Father gave Him, paralleling the commission in Isaiah 51:16 to speak God's words.