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

Judges 11:21

And the Lord God of Israel delivered Sihon and all his people into the hand of Israel, and they smote them: so Israel possessed all the land of the Amorites, the inhabitants of that country.

Parallel Translations

LXXView canonical →
And the Lord God of Israel delivered Seon and all his people into the hand of Israel, and they smote him; and Israel inherited all the land of the Amorite who dwelt in that land,
Brenton's Septuagint Translation
LXX2012View canonical →
And the Lord God of Israel delivered Seon and all his people into the hand of Israel, and they struck him; and Israel inherited all the land of the Amorite who lived in that land,
Septuagint in American English (2012)
WEBView canonical →
Yahweh, the God of Israel, delivered Sihon and all his people into the hand of Israel, and they struck them. So Israel possessed all the land of the Amorites, the inhabitants of that country.
World English Bible