Surah Al-Mujadila 58:2

ٱلَّذِينَ يُظَـٰهِرُونَ مِنكُم مِّن نِّسَآئِهِم مَّا هُنَّ أُمَّهَـٰتِهِمْ ۖ إِنْ أُمَّهَـٰتُهُمْ إِلَّا ٱلَّـٰٓـِٔى وَلَدْنَهُمْ ۚ وَإِنَّهُمْ لَيَقُولُونَ مُنكَرًا مِّنَ ٱلْقَوْلِ وَزُورًا ۚ وَإِنَّ ٱللَّهَ لَعَفُوٌّ غَفُورٌ

Those who pronounce ẓihār among you [to separate] from their wives - they are not [consequently] their mothers. Their mothers are none but those who gave birth to them. And indeed, they are saying an objectionable statement and a falsehood. But indeed, Allāh is Pardoning and Forgiving.

Translation: Saheeh International

Tafsir

Those of you who repudiate their wives by zihār yazzahharūna is actually yatazahharūna in which the tā’ has been assimilated with the zā’; a variant reading has yazzāharūna and still another has yuzāhirūna similar in form to yuqātilūna; …

Excerpt from Tafsir al-Jalalayn, commentary on 58:2, via Quran.com. The reader has the full commentary and 9 more tafsirs.