1 Samuel 30:2

And had taken the women captives, that were therein: they slew not any, either great or small, but carried them away, and went on their way.

Cross-reference

1 Samuel 30:19 fulfills verse 2: David recovers all captives and spoil, completing the narrative of the raid.

1 Samuel 27:11 shows David killing all captives to avoid witnesses, contrasting with the Amalekites sparing lives here.