He says that being in a relationship with a non-Muslim does not mean Nakalanzi is exempt from fasting.
Fasting remains obligatory for her, so she should fast.
Based on that, the Muslim woman whom Allah has honoured with Islam and her guardian must beware of that and adhere to the limits set by Allah, and be proud of being Muslims.
Allah, may He be exalted, says (interpretation of the meaning): “Whosoever desires honour, power and glory then to Allah belong all honour, power and glory (and one can get honour, power and glory only by obeying and worshipping Allah (Alone))” [Faatir ].
If she was unaware of the ruling, then she is excused, but they must be separated, with no need for talaaq (divorce), because the marriage is invalid in the first place.23349 But if he chooses to become Muslim willingly and voluntarily, then there is nothing wrong with her marrying him, if her guardian agrees to that.However, we advise what the Prophet (blessings and peace of Allah be upon him) instructed, which is that she should choose for herself someone who is religiously committed and of good character.Those (Al-Mushrikoon) invite you to the Fire, but Allah invites (you) to Paradise and Forgiveness by His Leave, and makes His Ayat (proofs, evidences, verses, lessons, signs, revelations, etc.) clear to mankind that they may remember” [al-Baqarah 1] “…then if you ascertain that they are true believers, send them not back to the disbelievers, they are not lawful (wives) for the disbelievers nor are the disbelievers lawful (husbands) for them” [al-Mumtahanah ].Shaykh al-Islam Ibn Taymiyah (may Allah have mercy on him) said: The Muslims are agreed that a non-Muslim cannot inherit from a Muslim, and a non-Muslim man cannot marry a Muslim woman. Moreover, “Islam is to prevail and is not to be prevailed over,” as the Prophet (blessings and peace of Allah be upon him) said.I am a Muslim girl, twenty years old, and I am in love with a foreign Christian man who does not speak Arabic.