Old Testament readings use the Septuagint , the Scripture the apostles quoted. Masoretic numbering shown for reference.Learn why
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Isaiah 50:1

Yahweh says, “Where is the bill of your mother’s divorce, with which I have put her away? Or to which of my creditors have I sold you? Behold, you were sold for your iniquities, and your mother was put away for your transgressions.

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