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

John 2:20

The Jews therefore said, “It took forty-six years to build this temple! Will you raise it up in three days?”

Parallel Translations

KJVView canonical →
Then said the Jews, Forty and six years was this temple in building, and wilt thou rear it up in three days?
King James Version
Full Chapter 2Compare Translations