1 Samuel 15:3
Now go and attack the Amalekites. Destroy completely all that belongs to them. Do not spare them. Put to death men and women, children and babies, oxen and sheep, camels and donkeys.'"
1 Samuel 15:3, Readable English Bible (READ)
Note: Hebrew: devote to destruction, that is, give it over to God by destroying it. Also in verses 8, 9, 15, 18, 20, 21.