﴿ وَلَا تُؤْتُوا۟ ٱلسُّفَهَآءَ أَمْوَٰلَكُمُ ٱلَّتِى جَعَلَ ٱللَّهُ لَكُمْ قِيَٰمًۭا وَٱرْزُقُوهُمْ فِيهَا وَٱكْسُوهُمْ وَقُولُوا۟ لَهُمْ قَوْلًۭا مَّعْرُوفًۭا ﴾

“And do not entrust to those who are weak of judgment the possessions which God has placed in your charge for [their] support; but let them have their sustenance therefrom, and clothe them, and speak unto them in a kindly way.”

Please check ayah 4:6 for complete tafsir.