Surah Al-An'am 6:139
وَقَالُوا۟ مَا فِى بُطُونِ هَـٰذِهِ ٱلْأَنْعَـٰمِ خَالِصَةٌ لِّذُكُورِنَا وَمُحَرَّمٌ عَلَىٰٓ أَزْوَٰجِنَا ۖ وَإِن يَكُن مَّيْتَةً فَهُمْ فِيهِ شُرَكَآءُ ۚ سَيَجْزِيهِمْ وَصْفَهُمْ ۚ إِنَّهُۥ حَكِيمٌ عَلِيمٌ
And they say, "What is in the bellies of these animals is exclusively for our males and forbidden to our females. But if it is [born] dead, then all of them have shares therein." He will punish them for their description. Indeed, He is Wise and Knowing.
Translation: Saheeh International
Tafsir
And they say ‘That which is within the bellies of these forbidden cattle namely the camels they call Sā’ibas or Bahīras is reserved permitted for our males and forbidden to our spouses that is the women; …
Excerpt from Tafsir al-Jalalayn, commentary on 6:139, via Quran.com. The reader has the full commentary and 9 more tafsirs.