A man who murdered his wife, hired an accomplice to chop the body into three pieces, placed them in two bags and dumped them in a drain has been arrested on his minor son's complaint in this Uttar Pradesh district, police said on Wednesday.

"We have arrested the killer husband and attempts are being made to arrest the co-accused and to recover the remaining parts of the victim's body," said Superintendent of Police (City) AK Vijaita.