But Saul and the people spared Agag, and the best of the sheep, and of the oxen, and of the fatlings, and the lambs, and all that was good, and wouldn't utterly destroy them: but everything that was vile and refuse, that they destroyed utterly.
Chapters 12-15 present the negative side of Saul’s character, whereas chapters 8-11 emphasize Saul’s positive traits. The writer structured these sections parallel to each other to make the contrast striking.