Quran Al-Anfal 8:28
وَٱعۡلَمُوٓاْ أَنَّمَآ أَمۡوَٰلُكُمۡ وَأَوۡلَٰدُكُمۡ فِتۡنَةٞ وَأَنَّ ٱللَّهَ عِندَهُۥٓ أَجۡرٌ عَظِيمٞ ٢٨
Translation
And know that your properties and your children are but a trial and that Allāh has with Him a great reward.
وَٱعۡلَمُوٓاْ أَنَّمَآ أَمۡوَٰلُكُمۡ وَأَوۡلَٰدُكُمۡ فِتۡنَةٞ وَأَنَّ ٱللَّهَ عِندَهُۥٓ أَجۡرٌ عَظِيمٞ ٢٨
And know that your properties and your children are but a trial and that Allāh has with Him a great reward.