Exodus 3:12 provides the foundational promise that God would bring Israel out to serve Him on the mountain, grounding the demand in 7:16.

Exodus 3:18 originally gave the message Moses was to deliver — the same 'three days into the wilderness to sacrifice' request.

Exodus 5:1-3 records the initial demand to Pharaoh, which 7:16 repeats before the first plague, showing continuity in the narrative.

Exodus 5:3 records Moses and Aaron making the same request earlier — a three-day journey to sacrifice to the LORD.

Exodus 8:1 again commands Moses to say 'Let my people go, that they may serve me' — the same message.

Exodus 8:20 repeats the same command to let Israel go before the plague of flies, continuing the escalating pattern of plagues.

Exodus 9:1 again commands Moses to tell Pharaoh 'Let my people go' — the same demand repeated.

Exodus 9:13 repeats the same demand 'Let my people go' with the same morning confrontation instruction.

Exodus 10:3 uses the same formula 'Thus says the LORD, the God of the Hebrews: Let my people go' with added rebuke.

Exodus 13:15 explains the Passover as a direct result of Pharaoh's refusal to let Israel go, grounding the ritual in this historical event.

Exodus 14:5 shows Pharaoh regretting that he let Israel go, revealing his hardened heart's reversal after the plagues.

Psalm 105:14 summarizes God rebuking kings for Israel's sake, referencing the confrontation with Pharaoh in the Exodus story.

Isaiah 45:13 describes Cyrus freeing exiles, echoing God's pattern of commanding rulers to release His people, though in a later context.

Jeremiah 50:33 portrays Babylon's refusal to let Israel go, mirroring Pharaoh's stubbornness and the oppression of God's people.