A man on Saturday committed suicide after trying to kill his wife, son and daughter slitting their throats by axe in Kendua upazila in Netrokona district.
The deceased was identified as Shahjahan Mia, 50, a farmer in Angaroa village of the upazila.
The injured are Asma Akter, 38, her daughter Hadisa Akter, 13, student of class IX and her son Aminul Islam, 9. The injured were admitted to Mymensingh Medical College Hospital.
Quoting locals, officer-in-charge (OC) of Kendua police station Oviranjon Deb said that mentally challenged Shahjahan chopped his wife, son and daughter while they were sleeping, leaving them critically injured. Then he committed suicide slitting his throat by axe.
On information, police rushed to spot and sent the body to Netrakona Adhunik Sadar Hospital for autopsy.