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

Judges 9:22

When Abimelech had reigned three years over Israel,

Parallel Translations

LXXView canonical →
And Abimelech reigned over Israel three years.
Brenton's Septuagint Translation
LXX2012View canonical →
And Abimelech reigned over Israel three years.
Septuagint in American English (2012)