The sacred text preserves the name Rahab in two distinct contexts within the economy of scripture. The first and most prominent is Rahab the woman of Jericho, whose radical transition from a condemned Gentile setting to the lineage of the Messiah stands as an ultimate monument to uncompromised faith and sovereign grace. The second is a symbolic, poetic designation utilized by the prophets and psalmists to represent a prideful, adversarial power—frequently identified with Egypt or a spiritual dragon—that stands in opposition to the purposes of the Almighty.
Rahab of Jericho
Rahab first emerges in Joshua 2:1 as a harlot residing within the fortified walls of Jericho, a Canaanite stronghold slated for total destruction under the righteous judgment of God. When Joshua sent two spies to secretly inspect the territory, they entered her house on the city wall. Rahab did not betray them to the king of Jericho; instead, she put her faith into immediate, high-stakes physical action, hiding the Hebrew messengers under stalks of flax on her roof and misdirecting the royal guards.
Her actions were not born of geopolitical convenience, but of a profound theological conviction. She issued an absolute, historical confession to the spies, preserved in Joshua 2:11: “And as soon as we had heard these things, our hearts did melt, neither did there remain any more courage in any man, because of you: for the Lord your God, he is God in heaven above, and in earth beneath.” She recognized that the gods of Canaan were entirely hollow before the sovereign majesty of Jehovah.
To secure the salvation of her household, she entered an uncompromised covenant with the spies. They commanded her to bind a line of scarlet thread in the window through which she let them down, promising that any individual inside her home would be entirely spared when the army of Israel overran the city. Rahab executed the command without delay. When the walls of Jericho miraculously collapsed, her section of the wall stood firm. Joshua completely fulfilled the oath, bringing Rahab and her kindred safely out into the camp of Israel.
Her radical conversion bore immense generational fruit. She married Salmon of the tribe of Judah, becoming the mother of Boaz, the great-grandmother of King David, and a direct ancestral matriarch of the Lord Jesus Christ (Matthew 1:5). The New Testament repeatedly elevates her uncompromised legacy. In Hebrews 11:31, she is enshrined in the Hall of Faith: “By faith the harlot Rahab perished not with them that believed not, when she had received the spies with peace.” James similarly highlights her physical obedience, proving that true faith is always manifested in concrete, decisive action.
Rahab: The Symbolic Adversary
In the poetic and prophetic books of the Old Testament, the name Rahab operates under a completely different linguistic root, translating as “pride,” “insolence,” or “the proud wrangler.” In these contexts, Rahab represents a multi-headed sea monster, a cosmic dragon, or a direct code name for the oppressive empire of Egypt, symbolizing any vast, institutional power that sets itself up in arrogance against the Creator.
The prophet Isaiah uses this imagery to remind the remnant of the Lord’s historic power to smash global systems of oppression. In Isaiah 51:9, the church cries out for divine intervention: “Awake, awake, put on strength, O arm of the Lord; awake, as in the ancient days, in the generations of old. Art thou not it that hath cut Rahab, and wounded the dragon?” Here, the cutting of Rahab refers to the supernatural crushing of Pharaoh’s armies at the Red Sea.
Similarly, Psalm 89:10 establishes the absolute supremacy of God over all rebellious nations, declaring, “Thou hast broken Rahab in pieces, as one that is slain; thou hast scattered thine enemies with thy strong arm.” Whether referring to the literal historic transformation of a Canaanite woman or the metaphorical shattering of a prideful pagan empire, the name Rahab within the master ledger of scripture serves as a permanent testament that the Lord completely redeems those who humble themselves before His truth, while utterly breaking the systems of those who oppose His sovereign rule.
“And she said, According unto your words, so be it. And she sent them away, and they departed: and she bound the scarlet line in the window.” — Joshua 2:21