Then Samuel said to Saul, "Be quiet! And I will tell you what the LORD said to me last night." And he said to him, "Speak on."
1 Samuel 15:16
Surrounding context
15:15 And Saul said, "They have brought them from the Amalekites; for the people spared the best of the sheep and the oxen, to sacrifice to the LORD your God; and the rest we have utterly destroyed."
15:16 Then Samuel said to Saul, "Be quiet! And I will tell you what the LORD said to me last night." And he said to him, "Speak on."
15:17 So Samuel said, "When you were little in your own eyes, were you not head of the tribes of Israel? And did not the LORD anoint you king over Israel?