Exodus 10:27 fulfills the hardening announced in Exodus 10:1 - Pharaoh refuses as God had planned.

Exodus 4:21 is where God first promises to harden Pharaoh's heart — here in Exodus 10:1, God declares that He has done exactly that.

Exodus 14:18 links God's glory to the Egyptians knowing He is Lord — same purpose as the signs in 10:1.

Exodus 14:17 shows God hardening hearts again at the Red Sea — consistent pattern of hardening to gain glory.

Exodus 9:35 reports that Pharaoh's heart was hardened — this verse gives God's explanation that He personally hardened it to display His signs.

Exodus 9:34 records Pharaoh hardening his own heart — here God claims to have hardened it, highlighting the interplay between human and divine action.

In Exodus 9:27, Pharaoh temporarily admits sin — this verse contrasts with God's declaration that He hardened Pharaoh's heart, showing the futility of that confession.

Exodus 9:16 states God raised Pharaoh to show His power — here He hardens his heart to continue that demonstration.

Exodus 7:14 gives an earlier instance of God declaring Pharaoh's heart hardened — this verse continues that theme with divine agency made explicit.

In Exodus 7:13, Pharaoh's heart is hardened after the first plague — this is part of the same pattern of hardening that God explicitly claims here.

Exodus 7:4 foretold great acts of judgment — here God hardens Pharaoh to execute those judgments.

Exodus 3:20 promised wonders against Egypt — here God hardens hearts to perform those very signs.

Exodus 11:9 restates God's purpose: Pharaoh won't listen so wonders multiply - directly reinforcing Exodus 10:1's goal.

Exodus 20:2 grounds the Ten Commandments in the exodus, the very outcome of the signs God performed in Egypt (Exodus 10:1).

Joshua 2:10 records that the nations heard of the Red Sea miracle — a direct result of God's hardening and signs.

Joshua 4:24 states the purpose - that all peoples know God's hand is mighty - exactly the purpose behind the signs in Exodus 10:1.

Romans 9:17 cites Exodus 9:16, directly tying God's purpose to display power and proclaim His name - the same purpose behind the hardening in Exodus 10:1.

Psalm 105:25 recalls God turning Egyptian hearts to hate His people - a direct echo of the hardening described in Exodus 10:1.

1 Samuel 4:8 shows the Philistines recalling the plagues on Egypt, proving the lasting fame of God's signs from Exodus 10:1.