Read Surah Al-Mujaadila 58:2: "As for those of you who [henceforth] separate themselves from their wives by saying, “Thou art as unlawful to me as my m..." Full Arabic text, English translation, and image generator.
الَّذِينَ يُظَاهِرُونَ مِنْكُمْ مِنْ نِسَائِهِمْ مَا هُنَّ أُمَّهَاتِهِمْ ۖ إِنْ أُمَّهَاتُهُمْ إِلَّا اللَّائِي وَلَدْنَهُمْ ۚ وَإِنَّهُمْ لَيَقُولُونَ مُنْكَرًا مِنَ الْقَوْلِ وَزُورًا ۚ وَإِنَّ اللَّهَ لَعَفُوٌّ غَفُورٌ
As for those of you who [henceforth] separate themselves from their wives by saying, “Thou art as unlawful to me as my mother”, [let them bear in mind that] they can never be [as] their mothers: none are their mothers save those who gave them birth: and so, behold, they but utter a saying that runs counter to reason, and is [therefore] false. But, behold, God is indeed an absolver of sins, much-forgiving: