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

Deuteronomy 30:8

And thou shalt return and hearken to the voice of the Lord thy God, and shall keep his commands, all that I charge thee this day.

Read in other translations

LXXLXX2012KJVWEB
Full Chapter 30Compare Translations