2 Samuel 18:14

18:14 Joab replied, “I will not wait around like this for you!” He took three spears in his hand and thrust them into the middle of Absalom while he was still alive in the middle of the oak tree.

2 Samuel 18:17

18:17 They took Absalom, threw him into a large pit in the forest, and stacked a huge pile of stones over him. In the meantime all the Israelite soldiers fled to their homes.