اللَّهُمَّ ارْزُقْنِي رِزْقًا وَاسِعًا حَلَالًا طَيِّبًا
Allahumma-rzuqni rizqan wasi'an halalan tayyiba
O Allah, gewähre mir eine reichhaltige, erlaubte und gute Versorgung.
Recite when asking for sustenance
This dua asks for provision that is not only abundant but also halal (lawful) and tayyib (pure/good).