And to warn those who say, "Allah has taken a son." (18:4)

Almuntakhab Fi Tafsir Alquran Alkarim

And to give a cautionary notice against the ascription to Allah of plurality and to warn those whose hearts work iniquity not to utter grievous error against Him and irreverently say that He has begotten a son

Tafseer Tafheem-ul-Quran by Syed Abu-al-A'la Maududi

(18:4) and that he should warn those people who say, "Allah has begotten a son". *2

And to warn those who say, "Allah has taken a son." meaning

*2) "Those people" includes the Christians, the Jews and the mushrik Arabs who assigned offspring to Allah.
 

And to warn those who say, "Allah has taken a son." meaning in Urdu

اور اُن لوگوں کو ڈرا دے جو کہتے ہیں کہ اللہ نے کسی کو بیٹا بنایا ہے