The triliteral root bā nūn yā (ب ن ي) occurs in the Quran 184 times.
(43:16) Or has He selected daughters from among His creation, and He has selected for you - sons (Arab. بِالْبَنِينَ, bil-banīna)?
(37:149) So ask them: "Are the daughters for your Lord, while the sons (Arab. الْبَنُونَ, l-banūna) are for them?"