In Ancient Roman, the power of the father was absolute, a rebellious and disrespectful son could be killed by the father without any repercussions.
Apparently, this occurred, but very rarely; I tend to believe this was more a scare tactic..
I know information was difficult in the 60's and 70's; now it is on the net: I don't trust the information on the net, it has drifted more to
sensationalism that present hard evidence.