2 Samuel 2:16

Compare Livy’s history of the battle between the Horatii and Curiatii. This combat, like that, may have been proposed as a means of avoiding the effusion of blood of two nations united by consanguinity, and having a common powerful enemy in the Philistines.

Helkath-hazzurim - i. e. “the part, field, or plat Genesis 23:19 of the sharp edges or blades.” This seems, on the whole, the best explanation of this rather obscure name.