NIV is corrupted.
The NIV is an evangelical Protestant product with many inaccuracies, and some instances of plain old eisegetical "make the Bible mean what I want". Don't blame us Catholics for it; we had nothing to do with it.
Read the history in how God himself protected the ( Textus Receptus ) ... many tried to wipe out the Textus Receptus, but, today, it still remains.
The NIV is an explicitly Protestant translation. The deuterocanonical books are not included in the translation. It preserved traditional Evangelical theology on many contested points ... Apart from these theological issues, the manuscript base of the NIV is similar to the RSV, using older Greek New Testament texts rather than the later Textus Receptus.What know-nothings can't get their minds around is that the NIV (which is much more accurate to the ORIGINAL Greek and Aramaic) seems to them similar to the Douay-Rheims.
The range of those participating included over twenty different denominations such as Baptists, Evangelicals, Methodists, Lutherans, Anglicans, and more
The text used for the Old Testament was the Biblia Hebraica Stuttgartensia Masoretic Hebrew Text. Other ancient texts consulted were the Dead Sea Scrolls, the Samaritan Pentateuch, the Aquila, Symmachus and Theodotion, the Latin Vulgate, the Syriac Peshitta, the Aramaic Targum, and for the Psalms the Juxta Hebraica of Jerome. The text used in translating the New Testament was the Nestle-Aland Greek New Testament.