If a husband gets angry and says to his son, "You are not my son," is it permissible for the wife to perform li'an (mutual oath-swearing in an accusation of adultery)?

Question : Shaykh, if a man gets angry with his son and says in front of the mother of the child, "You are not my son,"

Answer : Yes, the scholars differ on whether li'an is performed to deny paternity or not. The correct view is that li'an is performed. Yes, yes.