1 Samuel 15:3

15:3 So go now and strike down the Amalekites. Destroy everything that they have. Don’t spare them. Put them to death – man, woman, child, infant, ox, sheep, camel, and donkey alike.’”

1 Samuel 15:18

15:18 The Lord sent you on a campaign saying, ‘Go and exterminate those sinful Amalekites! Fight against them until you have destroyed them.’