New Living Translation
This is what we must do. We must let them live, for divine anger would come upon us if we broke our oath.

American Standard Version
This we will do to them, and let them live; lest wrath be upon us, because of the oath which we sware unto them.

Berean Study Bible
This is how we will treat them: We will let them live, so that no wrath will fall on us because of the oath we swore to them.”

Douay-Rheims Bible
But this we mill do to them: Let their lives be saved, lest the wrath of the Lord be stirred up against us, if we should be forsworn.

English Revised Version
This we will do to them, and let them live; lest wrath be upon us, because of the oath which we sware unto them.

King James Bible
This we will do to them; we will even let them live, lest wrath be upon us, because of the oath which we sware unto them.

World English Bible
This we will do to them, and let them live; lest wrath be on us, because of the oath which we swore to them."

Young's Literal Translation
this we do to them, and have kept them alive, and wrath is not upon us, because of the oath which we have sworn to them.'

Joshua 9:20 Additional Translations ...