اللَّهُمَّ بَارِكْ لَنَا فِيمَا رَزَقْتَنَا وَقِنَا عَذَابَ النَّارِ
Allahumma barik lana fima razaqtana wa qina 'adhaban-nar
O Allah, bénis-nous dans ce que Tu nous as accordé et protège-nous du châtiment du Feu.
Recite when eating or seeking blessings in provision
This dua combines asking for barakah in sustenance with protection from the Hellfire.