Everything about David Wikipedia
A ultimate "Saulide" was David's son – if he was David's as opposed to Saul's – by Ahinoam of Jezreel, probably amongst Saul's wives (beneath). Absalom assassinates Amnon, David's firstborn. Absalom's punishment is reasonably standard, conforming into the sample of expulsion for murder that's reflected while in the punishments of Cain and Moses