2 Samuel 2:23
But Asahel refused to turn away; so Abner thrust the butt of his spear into his stomach, and it came out his back, and he fell dead on the spot. And every man paused when he came to the place where Asahel had fallen and died.

2 Samuel 20:8
And while they were at the great stone in Gibeon, Amasa joined them. Now Joab was dressed in military attire, and over it was a belt around his waist with a dagger in its sheath. As he stepped forward, the sword fell out.