John Gills Exposition of the Bible Commentary - Psalms 78:63
The fire consumed their young men ,.... Not Nadab and Abihu, as some of the Jewish Rabbins interpret it, of which Jarchi makes mention; but the young men, the choice, the flower, of the Israelitish army, which engaged with the Philistines in the times of Eli; and the fire that consumed them is not to be understood of material fire, or of extraordinary fire from heaven, but either of the wrath of God, as Jarchi, or of the flaming glittering sword of the enemy, which consumed them like fire;... read more
Matthew Henry's Complete Commentary - Psalms 78:40-72
The matter and scope of this paragraph are the same with the former, showing what great mercies God had bestowed upon Israel, how provoking they had been, what judgments he had brought upon them for their sins, and yet how, in judgment, he remembered mercy at last. Let not those that receive mercy from God be thereby emboldened to sin, for the mercies they receive will aggravate their sin and hasten the punishment of it; yet let not those that are under divine rebukes for sin be discouraged... read more