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

Psalms 118:80

Let mine heart be blameless in thine ordinances, that I may not be ashamed.

Parallel Translations

LXX2012View canonical →
Let my heart be blameless in your ordinances, that I may not be ashamed.
Septuagint in American English (2012)