This is not a case of infidelity as we think about it. The charge is "adultery", which I think even our Biblical scholars here will agree means to some religions "any sex outside of marriage." In this case, the woman in Nigeria was convicted by an Islamic court of having a child outside of marriage.
"She told the authorities that the father of Wasila, her third child, was Yahaya Mahmud, her boyfriend of 11 months, who she said had seduced her with an offer of marriage."
Full story:
http://asia.news.yahoo.com/020819/afp/020819154107top.htmlThis case is an outrage that should offend civilized people everywhere. Yet another case of a bunch of men terrified of female sexuality enforcing a double standard in the name of religion.
Please do not confuse this with cheating within a marriage.