Read 2 Samuel 2:16 Using Other Translations
And they caught every one his fellow by the head, and thrust his sword in his fellow's side; so they fell down together: wherefore that place was called Helkathhazzurim, which is in Gibeon.
And each caught his opponent by the head and thrust his sword in his opponent's side, so they fell down together. Therefore that place was called Helkath-hazzurim, which is at Gibeon.
Each one grabbed his opponent by the hair and thrust his sword into the other’s side so that all of them died. So this place at Gibeon has been known ever since as the Field of Swords.