A dinner guest's invocation for his host

((اللَّهُمَّ بَارِكْ لَهُمْ فِيمَا رَزَقْتَهُم، وَاغْفِرْ لَهُمْ وَارْحَمْهُمْ)).

(O Allah, bless for them, that which You have provided them, forgive them and have mercy upon them.)