John Gills Exposition of the Bible Commentary - 2 Samuel 21:16
And Ishbibenob, which was of the sons of the giant ,.... Of Goliath, or of a giant, of the race of them: the weight of whose spear weighed three hundred shekels of brass in weight ; which must be understood either of the wood of it, or of the head of it, the flaming point of it, as many interpret it; and if so, it was but half the weight of Goliath's spear, unless there was any difference of the weight of iron and of brass, see 1 Samuel 17:7 , he being girded with a new sword... read more
Matthew Henry's Complete Commentary - 2 Samuel 21:15-22
We have here the story of some conflicts with the Philistines, which happened, as it should seem, in the latter end of David's reign. Though he had so subdued them that they could not bring any great numbers into the field, yet as long as they had any giants among them to be their champions, they would never be quiet, but took all occasions to disturb the peace of Israel, to challenge them, or make incursions upon them. I. David himself was engaged with one of the giants. The Philistines began... read more