﴿ قُلْ إِنَّ رَبِّى يَبْسُطُ ٱلرِّزْقَ لِمَن يَشَآءُ وَيَقْدِرُ وَلَٰكِنَّ أَكْثَرَ ٱلنَّاسِ لَا يَعْلَمُونَ ﴾

“Say: “Behold, my Sustainer grants abundant sustenance, or gives it in scant measure, unto whomever He wills: but most men do not understand [God’s ways].””

Please check ayah 34:39 for complete tafsir.