Quran 64:15 from Surah At-Taghaabun on Divine Marvels.
إِنَّمَآ أَمۡوَٰلُكُمۡ وَأَوۡلَٰدُكُمۡ فِتۡنَةٞۚ وَٱللَّهُ عِندَهُۥٓ أَجۡرٌ عَظِيمٞ
English translation: Only your wealth and your children (are) a trial and Allah with Him (is) a reward great
Transliteration: innama amwalukum wa-awladukum fit'natun wal-lahu indahu ajrun azimun