Ghaziabad: Software engineer Sumit Kumar, who allegedly killed his wife and three children here last week, has been arrested from Karnataka, police said on Wednesday.
Ghaziabad Police with the help of Udipi Police arrested Kumar on Tuesday night. The latter have deployed three teams to nab him.
On the intervening night of Saturday and Sunday, Kumar allegedly served sedative-laced drinks to his wife Anshu Bala (32), son Prathimesh (5), daughter Akriti and son Arav (twins aged 4 years) and then slit their throats, police had said.
The bodies were found 22 hours after the incident on Sunday, following a video posted by Kumar on his family WhatsApp group, in which he admitted to the killings.
Kumar had said in the video that he would commit suicide and had purchased poison.
After being alerted, police recovered the bodies from Kumar's flat and sent them for post-mortem.