Old Testament readings use the Septuagint , the Scripture the apostles quoted. Masoretic numbering shown for reference.Learn why
LXX

2 Chronicles 6:37

and [if] they shall repent in their land whither they were carried captive, and shall also turn and make supplication to thee in their captivity, saying, We have sinned, we have transgressed, we have wrought unrighteously;

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