Surah Ali 'Imran 3:6

هُوَ ٱلَّذِى يُصَوِّرُكُمْ فِى ٱلْأَرْحَامِ كَيْفَ يَشَآءُ ۚ لَآ إِلَـٰهَ إِلَّا هُوَ ٱلْعَزِيزُ ٱلْحَكِيمُ

It is He who forms you in the wombs however He wills. There is no deity except Him, the Exalted in Might, the Wise.

Translation: Saheeh International

Tafsir

He it is Who forms you in the wombs as He will as males or females white black or otherwise. There is no god except Him the Mighty in His Kingdom the Wise in His actions.

Excerpt from Tafsir al-Jalalayn, commentary on 3:6, via Quran.com. The reader has the full commentary and 9 more tafsirs.