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

Isaiah 7:1

And it came to pass in the days of Achaz [the son] of Joatham, the son of Ozias, king of Juda, there came up Rasin king of Aram, and Phakee son of Romelias, king of Israel, against Jerusalem to war against it, but they could not take it.

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