Where did Cain's wife come from?

Where did Cain's wife come from?
https://youtu.be/tiBEi2yO3ac

Who was Cain's wife ?

Authentic Truth | Black People's True History
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Bibèl: La Seule Bible Authentique, sans contradictions ni erreurs.
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La Véritable Histoire de l'Homme Noir:
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The Second:
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