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 15:9

15:9 However, Saul and the army spared Agag, along with the best of the flock, the cattle, the fatlings, and the lambs, as well as everything else that was of value. They were not willing to slaughter them. But they did slaughter everything that was despised and worthless.

1 Samuel 13:13

13:13 Then Samuel said to Saul, “You have made a foolish choice! You have not obeyed the commandment that the Lord your God gave you. Had you done that, the Lord would have established your kingdom over Israel forever!