Judges 3:2

if only to teach warfare to the subsequent generations of Israel, especially to those who had not known it formerly:
BSB · Berean Standard Bible
Only that the generations of the children of Israel might know, to teach them war, at the least such as before knew nothing thereof;
KJV · King James Version
only that the generations of the children of Israel might know, to teach them war, at least those who knew nothing of it before:
WEB · World English Bible
only that the generations of the children of Israel might know, to teach them war, at the least such as beforetime knew nothing thereof:
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

might know
Genesis 2:17; Genesis 3:5, 7; 2 Chronicles 12:8; Matthew 10:34–39; John 16:33; 1 Corinthians 9:26, 27; Ephesians 6:11–18; 1 Timothy 6:12; 2 Timothy 2:3; 2 Timothy 4:7