AHMEDABAD: Police have registered a murder case against a woman for allegedly poisoning and strangling her three children before attempting suicide by consuming phenyl, officials said on Wednesday. She is currently undergoing treatment at a hospital.According to Valsad deputy superintendent of police (DSP) JK Patel, police received information that a woman had killed her children, following which an investigation was launched.“We got information that a woman has killed her children. Upon investigation, we found that an altercation between the husband and wife followed after he discovered his wife’s affair,” DSP Patel said.Police said the incident happened after a domestic dispute between the couple when the husband found out about his wife’s affair.During the probe, it was found that she allegedly administered phenyl to the children and later consumed it herself.“She had made her children consume phenyl and did the same herself. We found her in an unconscious state and admitted her to a hospital. Further investigation is underway,” DSP Patel added.The woman was found unconscious and rushed for medical treatment, officials said.Further investigation into the case is underway.(With agency inputs)