"
intentionally and without right." However, "not
subject to retaliation" is "a father or mother (or
their fathers or mothers) for killing their offspring,
or offspring's offspring." ('Umdat al-Salik o1.1-2).
In other words, someone who kills his child incurs
no legal penalty under Islamic law. In this case, of
..."
http://www.jihadwatch.org/2016/02/muslim-father-shoots-daughter-after-this-incident-everyone-says-i-am-more-respected