After a 15-month trial, Additional Sessions Judge Shyam Lal held both of them also guilty of destruction of evidence in the murder on the intervening night of May 15 and 16, 2008, days before the birthday of the class nine student in their residence in Noida.
The father was also convicted under section 203 of IPC for filing wrong information with the Noida police station about the incident.
"Now is the time to say omega in this case, to perorate it is proved beyond reasonable doubt that the accused or the perpetrators of the crime in question.
"The parents are the best protectors of their own children. That is the order of the human nature but there have been freaks in the history of mankind where the father and the mother became the killer of their own progeny.
Dinesh Talwar, brother of Rajesh, told reporters outside the court that they would appeal against the verdict in the Allahabad High Court.
