1 Samuel 18:11

18:11 and Saul threw the spear, thinking, “I’ll nail David to the wall!” But David escaped from him on two different occasions.

1 Samuel 19:9

19:9 Then an evil spirit from the Lord came upon Saul. He was sitting in his house with his spear in his hand, while David was playing the lyre.

1 Samuel 20:33

20:33 Then Saul threw his spear at Jonathan in order to strike him down. So Jonathan was convinced that his father had decided to kill David.