New International Version
(he did this only to teach warfare to the descendants of the Israelites who had not had previous battle experience):

English Standard Version
It was only in order that the generations of the people of Israel might know war, to teach war to those who had not known it before.

Berean Study Bible
if only to teach warfare to the subsequent generations of Israel, especially to those who had not known it formerly:

King James 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;

New American Standard Bible
only in order that the generations of the sons of Israel might be taught war, those who had not experienced it formerly).

American Standard Version
only that the generations of the children of Israel might know, to teach them war, at the least such as beforetime knew nothing thereof:

Darby Bible Translation
only that the generations of the children of Israel might know war by learning it, at the least those who before had known nothing thereof:

Douay-Rheims Bible
That afterwards their children might learn to fight with their enemies, and to be trained up to war:

English Revised Version
only that the generations of the children of Israel might know, to teach them war, at the least such as beforetime knew nothing thereof;

Young's Literal Translation
(only for the sake of the generations of the sons of Israel's knowing, to teach them war, only those who formerly have not known them) --

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