When David was told what Rizpah the daughter of Aiah, the concubine of Saul, had done,
Here we have, I. Saul's sons not only hanged, but hanged in chains, their dead bodies left hanging, and exposed, till the judgment ceased, which their death was to turn away, by the sending of rain upon the land. They died as sacrifices, and thus they were, in a manner, offered up, not consumed all at once by fire, but gradually by the air.
Commenting on 2 Samuel 21:10-14
And it was told David what Rizpah the daughter of Aiah, the concubine of Saul, had done. Whether this was told out of good will or ill will is not certain; however, it was not disagreeable to David, but served to move pity and compassion in him to the woman, and to stir him up to give an honourable interment to Saul and his sons...
2Sa 21:11-14 When this touching care of Rizpah for the dead was told to David, he took care that the bones of the whole of the fallen royal house should be buried in the burial-place of Saul’s family. He therefore sent for the bones of Saul and Jonathan, which the men of Jabesh had taken away secretly from the wall of Beisan, where the Philistines...
Commenting on 2 Samuel 21:11-14