According to foreign media reports, the incident took place in Nakpur area of Badaun city in the Indian state of Uttar Pradesh.
A man named Panna Lal stabbed his pregnant woman in the abdomen with a sharp instrument.
According to reports, the couple already had five daughters, while the reason for allegedly choking the pregnant wife was to know if she was giving birth to a son this time.
The injured woman has been shifted to Bareilly Hospital in critical condition, officials said.
Panna Lal has been arrested and a case has been registered against him, police officials said.
Police said an investigation is underway to determine the real motive behind the case.
The victim's family said that Panna Lal wanted a son and he tore his wife's stomach to find out if she was a boy or a girl.
The victim is seven months pregnant, police said.
