Operatives of the Nigeria Security and Civil Defence Corps, NSCDC in Kwara had last week arrested the immigrant and her son for alleged incestuous act.
The sexual relationship regarded as taboo in the country, has resulted produced three children.
The NSCDC spokesman, Babawale Zaid Afolabi confirmed the deportation to DAILY POST on Monday.
“Fati and her first son, Adamu, were deported with directive of Commandant’s after the investigation and handed over to the Benin Republic operatives at the border.
“But during investigation, the first son, Adamu confessed that he has been having carnal knowledge of his mother for seven years,” Afolabi added.