Surah Az-Zumar 39:4

لَّوْ أَرَادَ ٱللَّهُ أَن يَتَّخِذَ وَلَدًا لَّٱصْطَفَىٰ مِمَّا يَخْلُقُ مَا يَشَآءُ ۚ سُبْحَـٰنَهُۥ ۖ هُوَ ٱللَّهُ ٱلْوَٰحِدُ ٱلْقَهَّارُ

If Allāh had intended to take a son, He could have chosen from what He creates whatever He willed. Exalted is He; He is Allāh, the One, the Prevailing.

Translation: Saheeh International

Tafsir

Had God wanted to take a son — as they allege that He has ‘The Compassionate One has taken to Himself a son’ Q. 1988 He could have chosen from what He has created whatever He willed and taken it as a child instead of the angels whom they claim to be God’s daughters or their claim that ‘Ezra is the son of God’ or that …

Excerpt from Tafsir al-Jalalayn, commentary on 39:4, via Quran.com. The reader has the full commentary and 9 more tafsirs.